AMD Radeon HD 7870 XT vs Intel Arc A750

VS

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 7870 XT 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 7870 XT 's Advantages

Lower TDP (185W vs 225W)

Intel Arc A750 's Advantages

Released 9 years and 11 months late

Boost Clock has increased by 146% (2400MHz vs 975MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (512.0GB/s vs 192.0GB/s)

2048 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7870 XT

2.995 TFLOPS

Arc A750 +474%

17.2 TFLOPS

Radeon HD 7870 XT

VS

Arc A750

Graphics Card

Nov 2012

Release Date

Oct 2022

Southern Islands

Generation

Alchemist

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

925 MHz

Base Clock

2050 MHz

975 MHz

Boost Clock

2400 MHz

1500 MHz

Memory Clock

2000 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

256bit

192.0GB/s

Bandwidth

512.0GB/s

Render Config

-

SM Count

-

24

Compute Units

-

1536

Shading Units

3584

96

TMUs

224

32

ROPs

112

-

Tensor Cores

448

-

RT Cores

28

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

16 MB

Theoretical Performance

31.20 GPixel/s

Pixel Rate

268.8 GPixel/s

93.60 GTexel/s

Texture Rate

537.6 GTexel/s

-

FP16 (half)

34.41 TFLOPS

2.995 TFLOPS

FP32 (float)

17.20 TFLOPS

748.8 GFLOPS

FP64 (double)

-

Graphics Processor

Tahiti

GPU Name

DG2-512

Tahiti LE (215-0821122)

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

185W

TDP

225W

450 W

Suggested PSU

550 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 2.0

2x 6-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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