ATI Radeon HD 3850 X3 vs AMD Radeon Pro W6400

VS

ATI Radeon HD 3850 X3

AMD Radeon Pro W6400

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3850 X3 and 4GB VRAM Radeon Pro W6400 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro W6400 's Advantages

Boost Clock2331MHz

More VRAM (4GB vs 512GB)

Larger VRAM bandwidth (112.0GB/s vs 54.40GB/s)

448 additional rendering cores

Lower TDP (50W vs 145W)

Score

Benchmark

FP32 (float)

Radeon HD 3850 X3

0.428 TFLOPS

Radeon Pro W6400 +736%

3.58 TFLOPS

Radeon HD 3850 X3

VS

Radeon Pro W6400

Graphics Card

Unknown

Release Date

Jan 2022

Radeon R600

Generation

Radeon Pro

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x4

Clock Speeds

-

Base Clock

2331 MHz

-

Boost Clock

2331 MHz

850 MHz

Memory Clock

1750 MHz

Memory

512MB

Memory Size

4GB

GDDR3

Memory Type

GDDR6

256bit

Memory Bus

64bit

54.40GB/s

Bandwidth

112.0GB/s

Render Config

4

Compute Units

12

-

320

Shading Units

768

16

TMUs

48

16

ROPs

32

-

RT Cores

12

-

L1 Cache

128 KB per Array

256 KB

L2 Cache

1024 KB

-

L3 Cache

8 MB

Theoretical Performance

10.70 GPixel/s

Pixel Rate

74.59 GPixel/s

10.70 GTexel/s

Texture Rate

111.9 GTexel/s

-

FP16 (half)

7.161 TFLOPS

428.2 GFLOPS

FP32 (float)

3.580 TFLOPS

-

FP64 (double)

223.8 GFLOPS

Board Design

145W

TDP

50W

300 W

Suggested PSU

250 W

4x DVI

Outputs

2x DisplayPort 1.4a

1x 8-pin

Power Connectors

None

Graphics Processor

RV670

GPU Name

Navi 24

RV670 PRO (215-0708003)

GPU Variant

Navi 24 XL-W

TeraScale

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

6 nm

0.666 billion

Transistors

5.4 billion

192 mm²

Die Size

107 mm²

Graphics Features

10.1 (10_1)

DirectX

12 Ultimate (12_2)

3.3 (full) 4.0 (partial)

OpenGL

4.6

N/A

OpenCL

2.2

N/A

Vulkan

1.3

-

4.1

Shader Model

6.6

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