Intel Arc A770 vs AMD Radeon HD 8950 OEM

VS

Intel Arc A770

AMD Radeon HD 8950 OEM

We compared two Desktop platform GPUs: 16GB VRAM Arc A770 and 3GB VRAM Radeon HD 8950 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

Intel Arc A770 's Advantages

Released 9 years and 9 months late

Boost Clock has increased by 159% (2400MHz vs 925MHz)

More VRAM (16GB vs 3GB)

Larger VRAM bandwidth (512.0GB/s vs 240.0GB/s)

2304 additional rendering cores

AMD Radeon HD 8950 OEM 's Advantages

Lower TDP (200W vs 225W)

Score

Benchmark

FP32 (float)

Arc A770 +493%

19.66 TFLOPS

Radeon HD 8950 OEM

3.315 TFLOPS

Arc A770

VS

Radeon HD 8950 OEM

Graphics Card

Oct 2022

Release Date

Jan 2013

Alchemist(Arc 7)

Generation

Sea Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

2100 MHz

Base Clock

850 MHz

2400 MHz

Boost Clock

925 MHz

2000 MHz

Memory Clock

1250 MHz

Memory

16GB

Memory Size

3GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

384bit

512.0GB/s

Bandwidth

240.0GB/s

Render Config

-

Compute Units

28

-

4096

Shading Units

1792

256

TMUs

112

128

ROPs

32

512

Tensor Cores

-

32

RT Cores

-

L1 Cache

16 KB (per CU)

16 MB

L2 Cache

768 KB

-

Theoretical Performance

307.2 GPixel/s

Pixel Rate

29.60 GPixel/s

614.4 GTexel/s

Texture Rate

103.6 GTexel/s

39.32 TFLOPS

FP16 (half)

-

19.66 TFLOPS

FP32 (float)

3.315 TFLOPS

2.458 TFLOPS

FP64 (double)

828.8 GFLOPS

Board Design

225W

TDP

200W

550 W

Suggested PSU

550 W

1x HDMI 2.13x DisplayPort 2.0

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

DG2-512

GPU Name

Tahiti

ACM-G10

GPU Variant

Tahiti PRO (215-0821056)

Generation 12.7

Architecture

GCN 1.0

TSMC

Foundry

TSMC

6 nm

Process Size

28 nm

21.7 billion

Transistors

4.313 billion

406 mm²

Die Size

352 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

-

6.6

Shader Model

5.1

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