AMD Radeon HD 6870 vs Intel Arc A750

VS

AMD Radeon HD 6870

Intel Arc A750

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 and 8GB VRAM Arc A750 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6870 's Advantages

Lower TDP (151W vs 225W)

Intel Arc A750 's Advantages

Released 12 years late

Boost Clock2400MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (512.0GB/s vs 134.4GB/s)

2464 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6870

2.016 TFLOPS

Arc A750 +753%

17.2 TFLOPS

Radeon HD 6870

VS

Arc A750

Graphics Card

Oct 2010

Release Date

Oct 2022

Northern Islands

Generation

Alchemist(Arc 7)

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

2050 MHz

-

Boost Clock

2400 MHz

1050 MHz

Memory Clock

2000 MHz

Memory

1024MB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

256bit

134.4GB/s

Bandwidth

512.0GB/s

Render Config

14

Compute Units

-

1120

Shading Units

3584

56

TMUs

224

32

ROPs

112

-

Tensor Cores

448

-

RT Cores

28

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

16 MB

-

Theoretical Performance

28.80 GPixel/s

Pixel Rate

268.8 GPixel/s

50.40 GTexel/s

Texture Rate

537.6 GTexel/s

-

FP16 (half)

34.41 TFLOPS

2.016 TFLOPS

FP32 (float)

17.20 TFLOPS

-

FP64 (double)

2.150 TFLOPS

Board Design

151W

TDP

225W

450 W

Suggested PSU

550 W

2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1

Outputs

1x HDMI 2.13x DisplayPort 2.0

2x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Barts

GPU Name

DG2-512

Barts XT (215-0798000)

GPU Variant

ACM-G10

TeraScale 2

Architecture

Generation 12.7

TSMC

Foundry

TSMC

40 nm

Process Size

6 nm

1.7 billion

Transistors

21.7 billion

255 mm²

Die Size

406 mm²

Graphics Features

11.2 (11_0)

DirectX

12 Ultimate (12_2)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

5.0

Shader Model

6.6

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