AMD Radeon Pro W6400 vs AMD Radeon R9 270 1024SP

VS

AMD Radeon Pro W6400

AMD Radeon R9 270 1024SP

We compared two Desktop platform GPUs: 4GB VRAM Radeon Pro W6400 and 2GB VRAM Radeon R9 270 1024SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro W6400 's Advantages

Released 6 years and 10 months late

Boost Clock has increased by 152% (2331MHz vs 925MHz)

More VRAM (4GB vs 2GB)

Lower TDP (50W vs 150W)

AMD Radeon R9 270 1024SP 's Advantages

Larger VRAM bandwidth (153.6GB/s vs 112.0GB/s)

256 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Pro W6400 +89%

3.58 TFLOPS

Radeon R9 270 1024SP

1.894 TFLOPS

Radeon Pro W6400

VS

Radeon R9 270 1024SP

Graphics Card

Jan 2022

Release Date

Mar 2015

Radeon Pro

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 4.0 x4

Bus Interface

PCIe 3.0 x16

Clock Speeds

2331 MHz

Base Clock

900 MHz

2331 MHz

Boost Clock

925 MHz

1750 MHz

Memory Clock

1200 MHz

Memory

4GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

64bit

Memory Bus

256bit

112.0GB/s

Bandwidth

153.6GB/s

Render Config

12

Compute Units

16

-

768

Shading Units

1024

48

TMUs

64

32

ROPs

32

-

12

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

512 KB

8 MB

L3 Cache

-

Theoretical Performance

74.59 GPixel/s

Pixel Rate

29.60 GPixel/s

111.9 GTexel/s

Texture Rate

59.20 GTexel/s

7.161 TFLOPS

FP16 (half)

-

3.580 TFLOPS

FP32 (float)

1.894 TFLOPS

223.8 GFLOPS

FP64 (double)

118.4 GFLOPS

Board Design

50W

TDP

150W

250 W

Suggested PSU

450 W

2x DisplayPort 1.4a

Outputs

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

None

Power Connectors

1x 6-pin

Graphics Processor

Navi 24

GPU Name

Pitcairn

Navi 24 XL-W

GPU Variant

Pitcairn PRO (215-0828062)

RDNA 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

6 nm

Process Size

28 nm

5.4 billion

Transistors

2.8 billion

107 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

-

6.6

Shader Model

5.1

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