NVIDIA CMP 70HX vs AMD Radeon R9 280X2

VS

NVIDIA CMP 70HX

AMD Radeon R9 280X2

We compared two Desktop platform GPUs: 8GB VRAM CMP 70HX and 3GB VRAM Radeon R9 280X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA CMP 70HX 's Advantages

Boost Clock has increased by 40% (1395MHz vs 1000MHz)

More VRAM (8GB vs 3GB)

Larger VRAM bandwidth (608.3GB/s vs 288.0GB/s)

1792 additional rendering cores

Score

Benchmark

FP32 (float)

CMP 70HX +161%

10.71 TFLOPS

Radeon R9 280X2

4.096 TFLOPS

CMP 70HX

VS

Radeon R9 280X2

Graphics Card

Jan 2021

Release Date

Unknown

Mining GPUs

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1365 MHz

Base Clock

950 MHz

1395 MHz

Boost Clock

1000 MHz

1188 MHz

Memory Clock

1500 MHz

Memory

8GB

Memory Size

3GB

GDDR6X

Memory Type

GDDR5

256bit

Memory Bus

384bit

608.3GB/s

Bandwidth

288.0GB/s

Render Config

-

Compute Units

32

30

SM Count

-

3840

Shading Units

2048

120

TMUs

128

64

ROPs

32

120

Tensor Cores

-

30

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

768 KB

-

Theoretical Performance

89.28 GPixel/s

Pixel Rate

32.00 GPixel/s

167.4 GTexel/s

Texture Rate

128.0 GTexel/s

10.71 TFLOPS

FP16 (half)

-

10.71 TFLOPS

FP32 (float)

4.096 TFLOPS

167.4 GFLOPS

FP64 (double)

1024 GFLOPS

Board Design

Unknown

TDP

375W

200 W

Suggested PSU

750 W

No outputs

Outputs

6x mini-DisplayPort 1.2

1x 12-pin

Power Connectors

3x 8-pin

Graphics Processor

GA104

GPU Name

Tahiti

GA104-100-A1

GPU Variant

Tahiti XTL (215-0821065)

Ampere

Architecture

GCN 1.0

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

17.4 billion

Transistors

4.313 billion

392 mm²

Die Size

352 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

8.6

CUDA

-

6.8

Shader Model

5.1

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