ATI Radeon HD 5870 Mac Edition vs AMD Radeon HD 7870 XT

VS

ATI Radeon HD 5870 Mac Edition AMD Radeon HD 7870 XT

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 5870 Mac Edition and 2GB VRAM Radeon HD 7870 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5870 Mac Edition 's Advantages

64 additional rendering cores

AMD Radeon HD 7870 XT 's Advantages

Released 2 years and 5 months late

Boost Clock975MHz

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (192.0GB/s vs 153.0GB/s)

Lower TDP (185W vs 228W)

Score

Benchmark

FP32 (float)

Radeon HD 5870 Mac Edition

2.72 TFLOPS

Radeon HD 7870 XT +10%

2.995 TFLOPS

Radeon HD 5870 Mac Edition

VS

Radeon HD 7870 XT

Graphics Card

Jun 2010

Release Date

Nov 2012

Evergreen

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

925 MHz

-

Boost Clock

975 MHz

1195 MHz

Memory Clock

1500 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

153.0GB/s

Bandwidth

192.0GB/s

Render Config

-

SM Count

-

20

Compute Units

24

1600

Shading Units

1536

80

TMUs

96

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

512 KB

Theoretical Performance

27.20 GPixel/s

Pixel Rate

31.20 GPixel/s

68.00 GTexel/s

Texture Rate

93.60 GTexel/s

-

FP16 (half)

-

2.720 TFLOPS

FP32 (float)

2.995 TFLOPS

544.0 GFLOPS

FP64 (double)

748.8 GFLOPS

Graphics Processor

Cypress

GPU Name

Tahiti

Cypress XT (215-0735033)

GPU Variant

Tahiti LE (215-0821122)

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

2.154 billion

Transistors

4.313 billion

334 mm²

Die Size

352 mm²

Board Design

228W

TDP

185W

550 W

Suggested PSU

450 W

1x DVI 2x mini-DisplayPort 1.1

Outputs

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

2x 6-pin

Power Connectors

2x 6-pin

Graphics Features

11.2 (11_0)

DirectX

12 (11_1)

4.4

OpenGL

4.6

1.2

OpenCL

1.2

N/A

Vulkan

1.2

-

CUDA

-

5.0

Shader Model

5.1

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