AMD Radeon Pro 455 vs AMD Radeon Pro W6600M

VS

AMD Radeon Pro 455

AMD Radeon Pro W6600M

We compared two Mobile platform GPUs: 2GB VRAM Radeon Pro 455 and 8GB VRAM Radeon Pro W6600M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 455 's Advantages

Lower TDP (35W vs 90W)

AMD Radeon Pro W6600M 's Advantages

Released 4 years and 8 months late

Boost Clock2034MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (224.0GB/s vs 81.28GB/s)

1024 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Pro 455

1.313 TFLOPS

Radeon Pro W6600M +455%

7.29 TFLOPS

Radeon Pro 455

VS

Radeon Pro W6600M

Graphics Card

Oct 2016

Release Date

Jun 2021

Radeon Pro Mac

Generation

Radeon Pro Mobile

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1224 MHz

-

Boost Clock

2034 MHz

1270 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

128bit

81.28GB/s

Bandwidth

224.0GB/s

Render Config

12

Compute Units

28

-

SM Count

66

768

Shading Units

1792

48

TMUs

112

16

ROPs

64

-

Tensor Cores

264

-

RT Cores

28

16 KB (per CU)

L1 Cache

128 KB per Array

1024 KB

L2 Cache

2 MB

-

L3 Cache

32 MB

Theoretical Performance

13.68 GPixel/s

Pixel Rate

130.2 GPixel/s

41.04 GTexel/s

Texture Rate

227.8 GTexel/s

1313 GFLOPS

FP16 (half)

14.58 TFLOPS

1313 GFLOPS

FP32 (float)

7.290 TFLOPS

82.08 GFLOPS

FP64 (double)

455.6 GFLOPS

Board Design

35W

TDP

90W

-

Suggested PSU

600 W

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Processor

Baffin

GPU Name

Navi 23

Baffin PRO

GPU Variant

Navi 23 WKS-XM

GCN 4.0

Architecture

RDNA 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

7 nm

3 billion

Transistors

11.06 billion

123 mm²

Die Size

237 mm²

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.3

-

CUDA

8.9

6.4

Shader Model

6.7

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