AMD Radeon HD 7870 GHz Edition vs AMD Radeon Instinct MI325X

VS

AMD Radeon HD 7870 GHz Edition

AMD Radeon Instinct MI325X

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 7870 GHz Edition and 288GB VRAM Radeon Instinct MI325X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7870 GHz Edition 's Advantages

Lower TDP (175W vs 750W)

AMD Radeon Instinct MI325X 's Advantages

Released 12 years and 7 months late

Boost Clock2100MHz

More VRAM (288GB vs 2GB)

Larger VRAM bandwidth (10.3TB/s vs 153.6GB/s)

18176 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7870 GHz Edition

2.56 TFLOPS

Radeon Instinct MI325X +3092%

81.72 TFLOPS

Radeon HD 7870 GHz Edition

VS

Radeon Instinct MI325X

Graphics Card

Mar 2012

Release Date

Oct 2024

Southern Islands

Generation

Radeon Instinct(MIx)

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 5.0 x16

Clock Speeds

-

Base Clock

1000 MHz

-

Boost Clock

2100 MHz

1200 MHz

Memory Clock

2525 MHz

Memory

2GB

Memory Size

288GB

GDDR5

Memory Type

HBM3e

256bit

Memory Bus

8192bit

153.6GB/s

Bandwidth

10.3TB/s

Render Config

20

Compute Units

304

-

1280

Shading Units

19456

80

TMUs

1216

32

ROPs

0

-

Tensor Cores

1216

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

16 MB

-

L3 Cache

256 MB

Theoretical Performance

32.00 GPixel/s

Pixel Rate

0 MPixel/s

80.00 GTexel/s

Texture Rate

2554 GTexel/s

-

FP16 (half)

653.7 TFLOPS

2.560 TFLOPS

FP32 (float)

81.72 TFLOPS

160.0 GFLOPS

FP64 (double)

81.72 TFLOPS

Board Design

175W

TDP

750W

450 W

Suggested PSU

1150 W

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

Outputs

No outputs

2x 6-pin

Power Connectors

None

Graphics Processor

Pitcairn

GPU Name

Aqua Vanjaram

Pitcairn XT (215-0828047)

GPU Variant

-

GCN 1.0

Architecture

CDNA 3.0

TSMC

Foundry

TSMC

28 nm

Process Size

5 nm

2.8 billion

Transistors

153 billion

212 mm²

Die Size

1017 mm²

Graphics Features

12 (11_1)

DirectX

N/A

4.6

OpenGL

N/A

1.2

OpenCL

3.0

1.2

Vulkan

N/A

-

5.1

Shader Model

N/A

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