AMD Radeon HD 7970 X2 vs Intel Arc A770

VS

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 X2 and 16GB VRAM Arc A770 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

Intel Arc A770 's Advantages

Released 10 years and 2 months late

Boost Clock2400MHz

More VRAM (16GB vs 3GB)

Larger VRAM bandwidth (512.0GB/s vs 264.0GB/s)

2048 additional rendering cores

Lower TDP (225W vs 500W)

Score

Benchmark

FP32 (float)

Radeon HD 7970 X2

3.789 TFLOPS

Arc A770 +418%

19.66 TFLOPS

Radeon HD 7970 X2

VS

Arc A770

Graphics Card

Aug 2012

Release Date

Oct 2022

Southern Islands

Generation

Alchemist

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

2100 MHz

-

Boost Clock

2400 MHz

1375 MHz

Memory Clock

2000 MHz

Memory

3GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

384bit

Memory Bus

256bit

264.0GB/s

Bandwidth

512.0GB/s

Render Config

-

SM Count

-

32

Compute Units

-

2048

Shading Units

4096

128

TMUs

256

32

ROPs

128

-

Tensor Cores

512

-

RT Cores

32

16 KB (per CU)

L1 Cache

-

768 KB

L2 Cache

16 MB

Theoretical Performance

29.60 GPixel/s

Pixel Rate

307.2 GPixel/s

118.4 GTexel/s

Texture Rate

614.4 GTexel/s

-

FP16 (half)

39.32 TFLOPS

3.789 TFLOPS

FP32 (float)

19.66 TFLOPS

947.2 GFLOPS

FP64 (double)

-

Graphics Processor

New Zealand

GPU Name

DG2-512

-

GPU Variant

ACM-G10

GCN 1.0

Architecture

Generation 12.7

TSMC

Foundry

TSMC

28 nm

Process Size

6 nm

4.313 billion

Transistors

21.7 billion

352 mm²

Die Size

406 mm²

Board Design

500W

TDP

225W

900 W

Suggested PSU

550 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 2.0

3x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

-

5.1

Shader Model

6.6

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