NVIDIA CMP 40HX vs AMD Radeon 550X 640SP

VS

NVIDIA CMP 40HX

AMD Radeon 550X 640SP

We compared two Desktop platform GPUs: 8GB VRAM CMP 40HX and 4GB VRAM Radeon 550X 640SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA CMP 40HX 's Advantages

Released 2 years and 10 months late

Boost Clock has increased by 54% (1650MHz vs 1071MHz)

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (448.0GB/s vs 48.00GB/s)

1664 additional rendering cores

AMD Radeon 550X 640SP 's Advantages

Lower TDP (50W vs 185W)

Score

Benchmark

FP32 (float)

CMP 40HX +454%

7.603 TFLOPS

Radeon 550X 640SP

1.371 TFLOPS

CMP 40HX

VS

Radeon 550X 640SP

Graphics Card

Feb 2021

Release Date

Apr 2018

Mining GPUs

Generation

Polaris

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

1470 MHz

Base Clock

1019 MHz

1650 MHz

Boost Clock

1071 MHz

1750 MHz

Memory Clock

1500 MHz

Memory

8GB

Memory Size

4GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

64bit

448.0GB/s

Bandwidth

48.00GB/s

Render Config

-

Compute Units

10

36

SM Count

-

2304

Shading Units

640

144

TMUs

40

64

ROPs

16

288

Tensor Cores

-

36

RT Cores

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

256 KB

-

Theoretical Performance

105.6 GPixel/s

Pixel Rate

17.14 GPixel/s

237.6 GTexel/s

Texture Rate

42.84 GTexel/s

15.21 TFLOPS

FP16 (half)

1371 GFLOPS

7.603 TFLOPS

FP32 (float)

1371 GFLOPS

237.6 GFLOPS

FP64 (double)

85.68 GFLOPS

Board Design

185W

TDP

50W

450 W

Suggested PSU

250 W

No outputs

Outputs

1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a

1x 8-pin

Power Connectors

None

Graphics Processor

TU106

GPU Name

Lexa

TU106-100-A1

GPU Variant

Lexa PRO (215-0904018)

Turing

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

12 nm

Process Size

14 nm

10.8 billion

Transistors

2.2 billion

445 mm²

Die Size

103 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.2

7.5

CUDA

-

6.6

Shader Model

6.4

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