NVIDIA CMP 70HX vs AMD Radeon R9 390

VS

NVIDIA CMP 70HX

AMD Radeon R9 390

We compared two Desktop platform GPUs: 8GB VRAM CMP 70HX and 8GB VRAM Radeon R9 390 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA CMP 70HX 's Advantages

Released 5 years and 7 months late

Boost Clock1395MHz

Larger VRAM bandwidth (608.3GB/s vs 384.0GB/s)

1280 additional rendering cores

Score

Benchmark

FP32 (float)

CMP 70HX +109%

10.71 TFLOPS

Radeon R9 390

5.12 TFLOPS

CMP 70HX

VS

Radeon R9 390

Graphics Card

Jan 2021

Release Date

Jun 2015

Mining GPUs

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1365 MHz

Base Clock

-

1395 MHz

Boost Clock

-

1188 MHz

Memory Clock

1500 MHz

Memory

8GB

Memory Size

8GB

GDDR6X

Memory Type

GDDR5

256bit

Memory Bus

512bit

608.3GB/s

Bandwidth

384.0GB/s

Render Config

-

Compute Units

40

30

SM Count

-

3840

Shading Units

2560

120

TMUs

160

64

ROPs

64

120

Tensor Cores

-

30

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

1024 KB

-

Theoretical Performance

89.28 GPixel/s

Pixel Rate

64.00 GPixel/s

167.4 GTexel/s

Texture Rate

160.0 GTexel/s

10.71 TFLOPS

FP16 (half)

-

10.71 TFLOPS

FP32 (float)

5.120 TFLOPS

167.4 GFLOPS

FP64 (double)

640.0 GFLOPS

Board Design

Unknown

TDP

275W

200 W

Suggested PSU

600 W

No outputs

Outputs

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

1x 12-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GA104

GPU Name

Grenada

GA104-100-A1

GPU Variant

Grenada PRO (215-0880030)

Ampere

Architecture

GCN 2.0

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

17.4 billion

Transistors

6.2 billion

392 mm²

Die Size

438 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.0

1.3

Vulkan

1.2

8.6

CUDA

-

6.8

Shader Model

6.3

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