ATI Radeon HD 4870 Mac Edition vs NVIDIA GeForce GT 625 OEM

VS

ATI Radeon HD 4870 Mac Edition

NVIDIA GeForce GT 625 OEM

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4870 Mac Edition and 1024MB VRAM GeForce GT 625 OEM 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 13.20GB/s)

752 additional rendering cores

NVIDIA GeForce GT 625 OEM 's Advantages

Released 4 years and 1 months late

More VRAM (1024GB vs 512GB)

Lower TDP (29W vs 150W)

Score

Benchmark

FP32 (float)

Radeon HD 4870 Mac Edition +614%

1.2 TFLOPS

GeForce GT 625 OEM

0.168 TFLOPS

Radeon HD 4870 Mac Edition

VS

GeForce GT 625 OEM

Graphics Card

Jan 2009

Release Date

Feb 2013

Radeon R700

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

850 MHz

Memory Clock

825 MHz

Memory

512MB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

64bit

108.8GB/s

Bandwidth

13.20GB/s

Render Config

10

Compute Units

-

SM Count

1

800

Shading Units

48

40

TMUs

8

16

ROPs

4

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

12.00 GPixel/s

Pixel Rate

1.748 GPixel/s

30.00 GTexel/s

Texture Rate

6.992 GTexel/s

-

1200 GFLOPS

FP32 (float)

167.8 GFLOPS

240.0 GFLOPS

FP64 (double)

13.98 GFLOPS

Board Design

150W

TDP

29W

450 W

Suggested PSU

200 W

1x DVI 1x mini-DisplayPort 1.0

Outputs

1x DVI 1x HDMI 1.3a

2x 6-pin

Power Connectors

None

Graphics Processor

RV770

GPU Name

GF119

RV770 XT Mac (215-0669080)

GPU Variant

-

TeraScale

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.956 billion

Transistors

0.292 billion

256 mm²

Die Size

79 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (11_0)

3.3

OpenGL

4.6

1.1

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.1

4.1

Shader Model

5.1

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