Radeon HD 4870 Mac Edition vs CMP 90HX

VS

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4870 Mac Edition and 10GB VRAM CMP 90HX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

Radeon HD 4870 Mac Edition 's Advantages

Lower TDP (150W vs 320W)

CMP 90HX 's Advantages

Released 12 years and 6 months late

Boost Clock1710MHz

Larger VRAM bandwidth (760.3GB/s vs 108.8GB/s)

5600 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 4870 Mac Edition

1200

CMP 90HX +1724%

21890

Radeon HD 4870 Mac Edition

VS

CMP 90HX

Graphics Card

Jan 2009

Release Date

Jul 2021

Radeon R700

Generation

Mining GPUs

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1500 MHz

-

Boost Clock

1710 MHz

850 MHz

Memory Clock

1188 MHz

Memory

512MB

Memory Size

10GB

GDDR5

Memory Type

GDDR6X

256bit

Memory Bus

320bit

108.8GB/s

Bandwidth

760.3GB/s

Render Config

-

SM Count

50

10

Compute Units

-

800

Shading Units

6400

40

TMUs

200

16

ROPs

80

-

Tensor Cores

200

-

RT Cores

50

16 KB (per CU)

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

5 MB

Theoretical Performance

12.00 GPixel/s

Pixel Rate

136.8 GPixel/s

30.00 GTexel/s

Texture Rate

342.0 GTexel/s

-

FP16 (half)

21.89 TFLOPS

1200 GFLOPS

FP32 (float)

21.89 TFLOPS

240.0 GFLOPS

FP64 (double)

342.0 GFLOPS

Graphics Processor

RV770

GPU Name

GA102

RV770 XT Mac (215-0669080)

GPU Variant

GA102-100-A1

TeraScale

Architecture

Ampere

TSMC

Foundry

Samsung

55 nm

Process Size

8 nm

0.956 billion

Transistors

28.3 billion

256 mm²

Die Size

628 mm²

Board Design

150W

TDP

320W

450 W

Suggested PSU

700 W

1x DVI 1x mini-DisplayPort 1.0

Outputs

No outputs

2x 6-pin

Power Connectors

2x 8-pin

Graphics Features

10.1 (10_1)

DirectX

12 Ultimate (12_2)

3.3

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

8.6

4.1

Shader Model

6.6

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