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Intel UHD Graphics 64EU

Intel UHD Graphics 64EU: Integrated Graphics for Everyday Tasks and Casual Gaming

Overview of Capabilities, Performance, and Target Audience

1. Architecture and Key Features

Xe-LP: The Foundation for Efficiency

The Intel UHD Graphics 64EU is based on the Xe-LP (Low Power) microarchitecture, which debuted in Tiger Lake processors (11th generation) and is utilized in some Alder Lake chips (12th and 13th generations). This is the first generation of Intel where the iGPU has full support for DirectX 12 Ultimate, including Shader Model 6.4 and partial compatibility with hardware-accelerated ray tracing (DXR Tier 1.0).

Process Node: 10 nm SuperFin (Tiger Lake) or Intel 7 (Alder Lake).

Compute Units: 64 Execution Units (EU), equivalent to 512 stream processors.

Unique Features

- Intel XeSS (Xe Super Sampling): An upscaling technology similar to NVIDIA's DLSS. It allows for increased FPS in games that support XeSS while preserving detail.

- Quick Sync Video: Hardware acceleration for video encoding/decoding (including H.265, VP9, AV1).

- Adaptive Sync: Support for variable refresh rate via HDMI 2.1 and DisplayPort 1.4.

Absent: Hardware ray tracing (RT cores) and DLSS 3 Frame Generation equivalents.

2. Memory: Dependency on System Resources

Type and Size

Intel UHD Graphics 64EU does not have dedicated video memory (VRAM). It utilizes system RAM (DDR4/DDR5), allocating up to 50% of the total available memory through BIOS/UEFI settings (e.g., up to 8 GB with 16 GB of system RAM).

Bandwidth:

- Using DDR4-3200: ~51.2 GB/s.

- With DDR5-4800: up to ~76.8 GB/s.

Impact on Performance:

- Memory speed is critical. For example, upgrading from DDR4-2666 to DDR4-3200 can increase FPS in games by 10–15%.

- Dual-channel mode is recommended: 2×8 GB instead of 1×16 GB.

3. Gaming Performance

1080p: Basic Gaming

Intel UHD 64EU is aimed at lighter titles and older games. Examples of FPS (Low/Medium settings):

- CS:GO: 60–80 FPS (dropping to 40–50 in smoke and explosive scenarios).

- Dota 2: 45–60 FPS.

- GTA V: 30–40 FPS.

- Fortnite: 25–35 FPS (Performance mode — up to 50 FPS).

1440p and 4K: Not recommended for gaming — performance drops to 15–25 FPS even in less demanding titles.

Ray Tracing

Theoretically supported through DirectX Raytracing (DXR), but due to the absence of RT cores, performance is inadequate for comfortable gameplay. In Minecraft with RTX enabled, FPS drops to 5–10 frames.

4. Professional Tasks

Video Editing and Rendering

- Premiere Pro: Rendering acceleration via Quick Sync (H.265 exports are 30–50% faster than CPU).

- DaVinci Resolve: AV1 decoding support is beneficial for editing 8K video.

3D Modeling

- Blender: Compatibility with OpenCL, but performance is modest. Rendering the BMW scene in Cycles: ~45–60 minutes (compared to 5–10 minutes on NVIDIA RTX 3060).

Scientific Computing

- Support for OpenCL and Vulkan API enables GPU utilization for simple computations, but CUDA acceleration is not available.

5. Power Consumption and Heat Dissipation

TDP and Cooling

- Processor TDP with UHD 64EU: 15–28 W (mobile chips) / 65 W (desktop CPUs, e.g., Core i5-12400).

- Heat Generation: The integrated GPU rarely requires a separate cooler. Laptops use passive or compact active cooling.

Recommendations:

- For PCs: A case with basic ventilation (1 intake fan, 1 exhaust fan).

- Laptops: Avoid obstructing vent openings.

6. Comparison with Competitors

AMD Radeon Vega 7 (Ryzen 5 5600G)

- Gaming: Vega 7 is 20–30% faster at 1080p (e.g., 55–65 FPS in CS:GO).

- Memory: Sensitive to DDR4 speed, just like UHD 64EU.

NVIDIA GeForce MX550

- Dedicated GPU with 2 GB GDDR6. Performance advantage in gaming: +40–50% FPS (Fortnite on Medium — 60 FPS).

Conclusion: UHD 64EU falls short against entry-level dedicated GPUs but surpasses older integrated solutions (e.g., UHD 630).

7. Practical Tips

Power Supply

- A standard PSU of 300–400 W is sufficient (for desktop systems).

Compatibility

- Processors: Core i3/i5 11th, 12th, and 13th generations (e.g., i5-1135G7, i5-12400).

- Platforms: Laptops, mini-PCs, office PCs.

Drivers

- Regularly update through Intel Driver & Support Assistant. Avoid "universal" Windows drivers.

8. Pros and Cons

Pros:

- Energy efficiency.

- Support for AV1 and HDMI 2.1.

- Sufficient for office work, streaming video, and light gaming.

Cons:

- Low gaming performance.

- Dependence on RAM speed.

- Lack of dedicated memory.

9. Final Conclusion: Who is UHD Graphics 64EU Suitable For?

This GPU is suitable for those who:

- Do not play AAA titles but want to run indie games or classic hits.

- Need an energy-efficient system for office applications and video editing.

- Are looking for a budget solution without purchasing a discrete graphics card (laptops starting from $500, desktop CPUs from $150).

Alternatives: If your budget allows for an additional $100–150, consider PCs with AMD Ryzen 5 5600G or NVIDIA GTX 1650 — this will provide a noticeable performance boost in gaming and professional tasks.

Intel UHD Graphics 64EU is an example of how modern integrated graphics can meet basic needs, but serious workloads will require a discrete graphics card.

Basic

Label Name

Intel

Platform

Integrated

Launch Date

January 2022

Model Name

UHD Graphics 64EU

Generation

HD Graphics-M

Base Clock

300MHz

Boost Clock

1400MHz

Bus Interface

Ring Bus

Transistors

Unknown

TMUs

Texture Mapping Units (TMUs) serve as components of the GPU, which are capable of rotating, scaling, and distorting binary images, and then placing them as textures onto any plane of a given 3D model. This process is called texture mapping.

Foundry

Intel

Process Size

10 nm

Architecture

Generation 12.2

Memory Specifications

Memory Size

System Shared

Memory Type

System Shared

Memory Bus

The memory bus width refers to the number of bits of data that the video memory can transfer within a single clock cycle. The larger the bus width, the greater the amount of data that can be transmitted instantaneously, making it one of the crucial parameters of video memory. The memory bandwidth is calculated as: Memory Bandwidth = Memory Frequency x Memory Bus Width / 8. Therefore, when the memory frequencies are similar, the memory bus width will determine the size of the memory bandwidth.

System Shared

Memory Clock

SystemShared

Bandwidth

Memory bandwidth refers to the data transfer rate between the graphics chip and the video memory. It is measured in bytes per second, and the formula to calculate it is: memory bandwidth = working frequency × memory bus width / 8 bits.

System Dependent

Theoretical Performance

Pixel Rate

Pixel fill rate refers to the number of pixels a graphics processing unit (GPU) can render per second, measured in MPixels/s (million pixels per second) or GPixels/s (billion pixels per second). It is the most commonly used metric to evaluate the pixel processing performance of a graphics card.

22.40 GPixel/s

Texture Rate

Texture fill rate refers to the number of texture map elements (texels) that a GPU can map to pixels in a single second.

44.80 GTexel/s

FP16 (half)

An important metric for measuring GPU performance is floating-point computing capability. Half-precision floating-point numbers (16-bit) are used for applications like machine learning, where lower precision is acceptable. Single-precision floating-point numbers (32-bit) are used for common multimedia and graphics processing tasks, while double-precision floating-point numbers (64-bit) are required for scientific computing that demands a wide numeric range and high accuracy.

2.867 TFLOPS

FP64 (double)

An important metric for measuring GPU performance is floating-point computing capability. Double-precision floating-point numbers (64-bit) are required for scientific computing that demands a wide numeric range and high accuracy, while single-precision floating-point numbers (32-bit) are used for common multimedia and graphics processing tasks. Half-precision floating-point numbers (16-bit) are used for applications like machine learning, where lower precision is acceptable.

358.4 GFLOPS

FP32 (float)

An important metric for measuring GPU performance is floating-point computing capability. Single-precision floating-point numbers (32-bit) are used for common multimedia and graphics processing tasks, while double-precision floating-point numbers (64-bit) are required for scientific computing that demands a wide numeric range and high accuracy. Half-precision floating-point numbers (16-bit) are used for applications like machine learning, where lower precision is acceptable.

1.405 TFLOPS

Miscellaneous

Shading Units

The most fundamental processing unit is the Streaming Processor (SP), where specific instructions and tasks are executed. GPUs perform parallel computing, which means multiple SPs work simultaneously to process tasks.

512

L2 Cache

1024KB

TDP

45W

Vulkan Version

Vulkan is a cross-platform graphics and compute API by Khronos Group, offering high performance and low CPU overhead. It lets developers control the GPU directly, reduces rendering overhead, and supports multi-threading and multi-core processors.

1.3

OpenCL Version

3.0

OpenGL

4.6

DirectX

12 (12_1)

Shader Model

6.4

ROPs

The Raster Operations Pipeline (ROPs) is primarily responsible for handling lighting and reflection calculations in games, as well as managing effects like anti-aliasing (AA), high resolution, smoke, and fire. The more demanding the anti-aliasing and lighting effects in a game, the higher the performance requirements for the ROPs; otherwise, it may result in a sharp drop in frame rate.

Benchmarks

FP32 (float)

Score

1.405 TFLOPS

Compared to Other GPU

FP32 (float) / TFLOPS

Radeon HD 6850

1.518 +8%

GeForce GTX 950M Mac Edition

1.468 +4.5%

UHD Graphics 64EU

1.405

Quadro M2000M

1.377 -2%

Quadro P620

1.358 -3.3%