Intel Arc A770 vs AMD Radeon HD 8770 OEM

VS

We compared two Desktop platform GPUs: 16GB VRAM Arc A770 and 1024MB VRAM Radeon HD 8770 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 1 months late

Boost Clock2400MHz

More VRAM (16GB vs 1GB)

Larger VRAM bandwidth (512.0GB/s vs 96.00GB/s)

3200 additional rendering cores

AMD Radeon HD 8770 OEM 's Advantages

Lower TDP (85W vs 225W)

Score

Benchmark

FP32 (float)

Arc A770 +944%

19.66 TFLOPS

Radeon HD 8770 OEM

1.882 TFLOPS

Arc A770

VS

Radeon HD 8770 OEM

Graphics Card

Oct 2022

Release Date

Sep 2013

Alchemist

Generation

Sea Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

2100 MHz

Base Clock

-

2400 MHz

Boost Clock

-

2000 MHz

Memory Clock

1500 MHz

Memory

16GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

128bit

512.0GB/s

Bandwidth

96.00GB/s

Render Config

-

SM Count

-

Compute Units

14

4096

Shading Units

896

256

TMUs

56

128

ROPs

16

512

Tensor Cores

-

32

RT Cores

-

L1 Cache

16 KB (per CU)

16 MB

L2 Cache

256 KB

Theoretical Performance

307.2 GPixel/s

Pixel Rate

16.80 GPixel/s

614.4 GTexel/s

Texture Rate

58.80 GTexel/s

39.32 TFLOPS

FP16 (half)

-

19.66 TFLOPS

FP32 (float)

1.882 TFLOPS

-

FP64 (double)

117.6 GFLOPS

Graphics Processor

DG2-512

GPU Name

Bonaire

ACM-G10

GPU Variant

Bonaire XT (215-0839039)

Generation 12.7

Architecture

GCN 2.0

TSMC

Foundry

TSMC

6 nm

Process Size

28 nm

21.7 billion

Transistors

2.08 billion

406 mm²

Die Size

160 mm²

Board Design

225W

TDP

85W

550 W

Suggested PSU

250 W

1x HDMI 2.1 3x DisplayPort 2.0

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.0

1.3

Vulkan

1.2

-

CUDA

-

6.6

Shader Model

6.3

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