AMD Radeon PRO W7700 vs ATI Radeon HD 3870

VS

AMD Radeon PRO W7700

ATI Radeon HD 3870

We compared two Desktop platform GPUs: 16GB VRAM Radeon PRO W7700 and 512MB VRAM Radeon HD 3870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon PRO W7700 's Advantages

Released 16 years late

Boost Clock2600MHz

More VRAM (16GB vs 512GB)

Larger VRAM bandwidth (576.0GB/s vs 72.06GB/s)

2752 additional rendering cores

ATI Radeon HD 3870 's Advantages

Lower TDP (106W vs 190W)

Score

Benchmark

FP32 (float)

Radeon PRO W7700 +6328%

31.95 TFLOPS

Radeon HD 3870

0.497 TFLOPS

Radeon PRO W7700

VS

Radeon HD 3870

Graphics Card

Nov 2023

Release Date

Nov 2007

Radeon Pro Navi

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1900 MHz

Base Clock

-

2600 MHz

Boost Clock

-

2250 MHz

Memory Clock

1126 MHz

Memory

16GB

Memory Size

512MB

GDDR6

Memory Type

GDDR4

256bit

Memory Bus

256bit

576.0GB/s

Bandwidth

72.06GB/s

Render Config

48

Compute Units

4

-

3072

Shading Units

320

192

TMUs

16

96

ROPs

16

-

48

RT Cores

-

128 KB per Array

L1 Cache

-

2 MB

L2 Cache

256 KB

64 MB

L3 Cache

-

Theoretical Performance

249.6 GPixel/s

Pixel Rate

12.43 GPixel/s

499.2 GTexel/s

Texture Rate

12.43 GTexel/s

63.90 TFLOPS

FP16 (half)

-

31.95 TFLOPS

FP32 (float)

497.3 GFLOPS

998.4 GFLOPS

FP64 (double)

99.46 GFLOPS

Board Design

190W

TDP

106W

450 W

Suggested PSU

300 W

4x DisplayPort 2.1

Outputs

2x DVI 1x S-Video

1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Navi 32

GPU Name

RV670

Navi 32

GPU Variant

RV670 XT (215-0708005)

RDNA 3.0

Architecture

TeraScale

TSMC

Foundry

TSMC

5 nm

Process Size

55 nm

28.1 billion

Transistors

0.666 billion

346 mm²

Die Size

192 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3 (full) 4.0 (partial)

2.2

OpenCL

N/A

1.3

Vulkan

N/A

-

6.7

Shader Model

4.1

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