ATI Radeon HD 4870 Mac Edition vs AMD Radeon R7 350 640SP

VS

ATI Radeon HD 4870 Mac Edition AMD Radeon R7 350 640SP

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4870 Mac Edition and 2GB VRAM Radeon R7 350 640SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4870 Mac Edition 's Advantages

Larger VRAM bandwidth (108.8GB/s vs 72.00GB/s)

160 additional rendering cores

AMD Radeon R7 350 640SP 's Advantages

Released 10 years late

Lower TDP (55W vs 150W)

Score

Benchmark

FP32 (float)

Radeon HD 4870 Mac Edition +1%

1.2 TFLOPS

Radeon R7 350 640SP

1.184 TFLOPS

Radeon HD 4870 Mac Edition

VS

Radeon R7 350 640SP

Graphics Card

Jan 2009

Release Date

Jan 2019

Radeon R700

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

850 MHz

Memory Clock

1125 MHz

Memory

512MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

108.8GB/s

Bandwidth

72.00GB/s

Render Config

-

SM Count

-

10

Compute Units

10

800

Shading Units

640

40

TMUs

40

16

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

Theoretical Performance

12.00 GPixel/s

Pixel Rate

14.80 GPixel/s

30.00 GTexel/s

Texture Rate

37.00 GTexel/s

-

FP16 (half)

-

1200 GFLOPS

FP32 (float)

1184 GFLOPS

240.0 GFLOPS

FP64 (double)

74.00 GFLOPS

Graphics Processor

RV770

GPU Name

Cape Verde

RV770 XT Mac (215-0669080)

GPU Variant

Cape Verde XT

TeraScale

Architecture

GCN 1.0

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.956 billion

Transistors

1.5 billion

256 mm²

Die Size

123 mm²

Board Design

150W

TDP

55W

450 W

Suggested PSU

250 W

1x DVI 1x mini-DisplayPort 1.0

Outputs

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

2x 6-pin

Power Connectors

None

Graphics Features

10.1 (10_1)

DirectX

12 (11_1)

3.3

OpenGL

4.6

1.1

OpenCL

1.2

N/A

Vulkan

1.2

-

CUDA

-

4.1

Shader Model

5.1

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