AMD Radeon Pro W6400 vs AMD Radeon HD 6770 Green Edition

VS

AMD Radeon Pro W6400 AMD Radeon HD 6770 Green Edition

We compared two Desktop platform GPUs: 4GB VRAM Radeon Pro W6400 and 2GB VRAM Radeon HD 6770 Green Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro W6400 's Advantages

Released 8 years and 9 months late

Boost Clock2331MHz

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (112.0GB/s vs 21.34GB/s)

48 additional rendering cores

Lower TDP (50W vs 86W)

Score

Benchmark

FP32 (float)

Radeon Pro W6400 +255%

3.58 TFLOPS

Radeon HD 6770 Green Edition

1.008 TFLOPS

Radeon Pro W6400

VS

Radeon HD 6770 Green Edition

Graphics Card

Jan 2022

Release Date

Apr 2013

Radeon Pro

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 4.0 x4

Bus Interface

PCIe 2.0 x16

Clock Speeds

2331 MHz

Base Clock

-

2331 MHz

Boost Clock

-

1750 MHz

Memory Clock

667 MHz

Memory

4GB

Memory Size

2GB

GDDR6

Memory Type

GDDR3

64bit

Memory Bus

128bit

112.0GB/s

Bandwidth

21.34GB/s

Render Config

-

SM Count

-

12

Compute Units

9

768

Shading Units

720

48

TMUs

36

32

ROPs

16

-

Tensor Cores

-

12

RT Cores

-

128 KB per Array

L1 Cache

8 KB (per CU)

1024 KB

L2 Cache

256 KB

Theoretical Performance

74.59 GPixel/s

Pixel Rate

11.20 GPixel/s

111.9 GTexel/s

Texture Rate

25.20 GTexel/s

7.161 TFLOPS

FP16 (half)

-

3.580 TFLOPS

FP32 (float)

1008 GFLOPS

223.8 GFLOPS

FP64 (double)

-

Graphics Processor

Navi 24

GPU Name

Juniper

Navi 24 XL-W

GPU Variant

Juniper LE (215-0754009)

RDNA 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

6 nm

Process Size

40 nm

5.4 billion

Transistors

1.04 billion

107 mm²

Die Size

166 mm²

Board Design

50W

TDP

86W

250 W

Suggested PSU

250 W

2x DisplayPort 1.4a

Outputs

2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1

None

Power Connectors

-

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.2

OpenCL

1.2

1.3

Vulkan

N/A

-

CUDA

-

6.6

Shader Model

5.0

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