Intel Arc Pro A40 vs AMD Radeon HD 7870 XT

VS

We compared two Desktop platform GPUs: 6GB VRAM Arc Pro A40 and 2GB VRAM Radeon HD 7870 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

Intel Arc Pro A40 's Advantages

Released 9 years and 9 months late

Boost Clock has increased by 74% (1700MHz vs 975MHz)

More VRAM (6GB vs 2GB)

Lower TDP (50W vs 185W)

AMD Radeon HD 7870 XT 's Advantages

512 additional rendering cores

Score

Benchmark

FP32 (float)

Arc Pro A40 +16%

3.482 TFLOPS

Radeon HD 7870 XT

2.995 TFLOPS

Arc Pro A40

VS

Radeon HD 7870 XT

Graphics Card

Aug 2022

Release Date

Nov 2012

Alchemist

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1500 MHz

Base Clock

925 MHz

1700 MHz

Boost Clock

975 MHz

2000 MHz

Memory Clock

1500 MHz

Memory

6GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

96bit

Memory Bus

256bit

192.0GB/s

Bandwidth

192.0GB/s

Render Config

-

SM Count

-

Compute Units

24

1024

Shading Units

1536

64

TMUs

96

32

ROPs

32

-

Tensor Cores

-

8

RT Cores

-

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

512 KB

Theoretical Performance

54.40 GPixel/s

Pixel Rate

31.20 GPixel/s

108.8 GTexel/s

Texture Rate

93.60 GTexel/s

6.963 TFLOPS

FP16 (half)

-

3.482 TFLOPS

FP32 (float)

2.995 TFLOPS

870.4 GFLOPS

FP64 (double)

748.8 GFLOPS

Graphics Processor

DG2-128

GPU Name

Tahiti

ACM-G11

GPU Variant

Tahiti LE (215-0821122)

Generation 12.7

Architecture

GCN 1.0

TSMC

Foundry

TSMC

6 nm

Process Size

28 nm

7.2 billion

Transistors

4.313 billion

157 mm²

Die Size

352 mm²

Board Design

50W

TDP

185W

250 W

Suggested PSU

450 W

4x mini-DisplayPort 2.0

Outputs

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

None

Power Connectors

2x 6-pin

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

-

CUDA

-

6.6

Shader Model

5.1

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