AMD Radeon HD 7970 vs Intel Xe DG1

VS

AMD Radeon HD 7970 Intel Xe DG1

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 and 4GB VRAM Xe DG1 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7970 's Advantages

Larger VRAM bandwidth (264.0GB/s vs 68.26GB/s)

1408 additional rendering cores

Intel Xe DG1 's Advantages

Boost Clock1550MHz

More VRAM (4GB vs 3GB)

Lower TDP (30W vs 250W)

Score

Benchmark

FP32 (float)

Radeon HD 7970 +90%

3.789 TFLOPS

Xe DG1

1.984 TFLOPS

Radeon HD 7970

VS

Xe DG1

Graphics Card

Dec 2011

Release Date

Unknown

Southern Islands

Generation

Xe Graphics

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

900 MHz

-

Boost Clock

1550 MHz

1375 MHz

Memory Clock

2133 MHz

Memory

3GB

Memory Size

4GB

GDDR5

Memory Type

LPDDR4X

384bit

Memory Bus

128bit

264.0GB/s

Bandwidth

68.26GB/s

Render Config

-

SM Count

-

32

Compute Units

-

2048

Shading Units

640

128

TMUs

40

32

ROPs

20

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

-

768 KB

L2 Cache

1024 KB

Theoretical Performance

29.60 GPixel/s

Pixel Rate

31.00 GPixel/s

118.4 GTexel/s

Texture Rate

62.00 GTexel/s

-

FP16 (half)

3.968 TFLOPS

3.789 TFLOPS

FP32 (float)

1.984 TFLOPS

947.2 GFLOPS

FP64 (double)

496.0 GFLOPS

Graphics Processor

Tahiti

GPU Name

DG1

Tahiti XT (215-0821060)

GPU Variant

-

GCN 1.0

Architecture

Generation 12.1

TSMC

Foundry

Intel

28 nm

Process Size

10 nm

4.313 billion

Transistors

Unknown

352 mm²

Die Size

95 mm²

Board Design

250W

TDP

30W

600 W

Suggested PSU

200 W

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

Outputs

1x HDMI 3x DisplayPort

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

12 (12_1)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

-

5.1

Shader Model

6.4

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