AMD Radeon PRO W7700 vs AMD Radeon HD 7870 GHz Edition

VS

AMD Radeon PRO W7700

AMD Radeon HD 7870 GHz Edition

We compared two Desktop platform GPUs: 16GB VRAM Radeon PRO W7700 and 2GB VRAM Radeon HD 7870 GHz Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon PRO W7700 's Advantages

Released 11 years and 8 months late

Boost Clock2600MHz

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (576.0GB/s vs 153.6GB/s)

1792 additional rendering cores

AMD Radeon HD 7870 GHz Edition 's Advantages

Lower TDP (175W vs 190W)

Score

Benchmark

FP32 (float)

Radeon PRO W7700 +1148%

31.95 TFLOPS

Radeon HD 7870 GHz Edition

2.56 TFLOPS

Radeon PRO W7700

VS

Radeon HD 7870 GHz Edition

Graphics Card

Nov 2023

Release Date

Mar 2012

Radeon Pro Navi

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1900 MHz

Base Clock

-

2600 MHz

Boost Clock

-

2250 MHz

Memory Clock

1200 MHz

Memory

16GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

576.0GB/s

Bandwidth

153.6GB/s

Render Config

48

Compute Units

20

-

3072

Shading Units

1280

192

TMUs

80

96

ROPs

32

-

48

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

512 KB

64 MB

L3 Cache

-

Theoretical Performance

249.6 GPixel/s

Pixel Rate

32.00 GPixel/s

499.2 GTexel/s

Texture Rate

80.00 GTexel/s

63.90 TFLOPS

FP16 (half)

-

31.95 TFLOPS

FP32 (float)

2.560 TFLOPS

998.4 GFLOPS

FP64 (double)

160.0 GFLOPS

Board Design

190W

TDP

175W

450 W

Suggested PSU

450 W

4x DisplayPort 2.1

Outputs

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

1x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

Navi 32

GPU Name

Pitcairn

Navi 32

GPU Variant

Pitcairn XT (215-0828047)

RDNA 3.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

5 nm

Process Size

28 nm

28.1 billion

Transistors

2.8 billion

346 mm²

Die Size

212 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.2

OpenCL

1.2

1.3

Vulkan

1.2

-

6.7

Shader Model

5.1

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