ATI Radeon HD 4870 Mac Edition vs NVIDIA GeForce GTX 460 v2

VS

ATI Radeon HD 4870 Mac Edition

NVIDIA GeForce GTX 460 v2

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4870 Mac Edition and 1024MB VRAM GeForce GTX 460 v2 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 96.19GB/s)

464 additional rendering cores

Lower TDP (150W vs 160W)

NVIDIA GeForce GTX 460 v2 's Advantages

Released 2 years and 8 months late

More VRAM (1024GB vs 512GB)

Score

Benchmark

FP32 (float)

Radeon HD 4870 Mac Edition +14%

1.2 TFLOPS

GeForce GTX 460 v2

1.046 TFLOPS

Radeon HD 4870 Mac Edition

VS

GeForce GTX 460 v2

Graphics Card

Jan 2009

Release Date

Sep 2011

Radeon R700

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

850 MHz

Memory Clock

1002 MHz

Memory

512MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

192bit

108.8GB/s

Bandwidth

96.19GB/s

Render Config

10

Compute Units

-

SM Count

7

800

Shading Units

336

40

TMUs

56

16

ROPs

24

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

384 KB

-

Theoretical Performance

12.00 GPixel/s

Pixel Rate

10.91 GPixel/s

30.00 GTexel/s

Texture Rate

43.62 GTexel/s

-

1200 GFLOPS

FP32 (float)

1046 GFLOPS

240.0 GFLOPS

FP64 (double)

87.19 GFLOPS

Board Design

150W

TDP

160W

450 W

Suggested PSU

450 W

1x DVI 1x mini-DisplayPort 1.0

Outputs

2x DVI 1x mini-HDMI 1.3a

2x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

RV770

GPU Name

GF114

RV770 XT Mac (215-0669080)

GPU Variant

GF114-400-A1

TeraScale

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.956 billion

Transistors

1.95 billion

256 mm²

Die Size

332 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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