NVIDIA CMP 70HX vs ATI Radeon HD 3870

VS

We compared two Desktop platform GPUs: 8GB VRAM CMP 70HX and 512MB VRAM Radeon HD 3870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA CMP 70HX 's Advantages

Released 13 years and 2 months late

Boost Clock1395MHz

Larger VRAM bandwidth (608.3GB/s vs 72.06GB/s)

5824 additional rendering cores

Score

Benchmark

FP32 (float)

CMP 70HX +3348%

17.14 TFLOPS

Radeon HD 3870

0.497 TFLOPS

CMP 70HX

VS

Radeon HD 3870

Graphics Card

Jan 2021

Release Date

Nov 2007

Mining GPUs

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1365 MHz

Base Clock

-

1395 MHz

Boost Clock

-

1188 MHz

Memory Clock

1126 MHz

Memory

8GB

Memory Size

512MB

GDDR6X

Memory Type

GDDR4

256bit

Memory Bus

256bit

608.3GB/s

Bandwidth

72.06GB/s

Render Config

48

SM Count

-

Compute Units

4

6144

Shading Units

320

192

TMUs

16

96

ROPs

16

192

Tensor Cores

-

48

RT Cores

-

128 KB (per SM)

L1 Cache

-

4 MB

L2 Cache

256 KB

Theoretical Performance

133.9 GPixel/s

Pixel Rate

12.43 GPixel/s

267.8 GTexel/s

Texture Rate

12.43 GTexel/s

17.14 TFLOPS

FP16 (half)

-

17.14 TFLOPS

FP32 (float)

497.3 GFLOPS

267.8 GFLOPS

FP64 (double)

99.46 GFLOPS

Graphics Processor

GA104

GPU Name

RV670

GA104-100-A1

GPU Variant

RV670 XT (215-0708005)

Ampere

Architecture

TeraScale

Samsung

Foundry

TSMC

8 nm

Process Size

55 nm

17.4 billion

Transistors

0.666 billion

392 mm²

Die Size

192 mm²

Board Design

Unknown

TDP

106W

200 W

Suggested PSU

300 W

No outputs

Outputs

2x DVI 1x S-Video

1x 12-pin

Power Connectors

1x 6-pin

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3 (full) 4.0 (partial)

3.0

OpenCL

N/A

1.3

Vulkan

N/A

8.6

CUDA

-

6.7

Shader Model

4.1

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