NVIDIA GeForce GT 140 OEM vs ATI Radeon HD 4770

VS

NVIDIA GeForce GT 140 OEM

ATI Radeon HD 4770

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 140 OEM and 512MB VRAM Radeon HD 4770 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 140 OEM 's Advantages

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (57.60GB/s vs 51.20GB/s)

ATI Radeon HD 4770 's Advantages

576 additional rendering cores

Lower TDP (80W vs 105W)

Score

Benchmark

FP32 (float)

GeForce GT 140 OEM

0.208 TFLOPS

Radeon HD 4770 +361%

0.96 TFLOPS

GeForce GT 140 OEM

VS

Radeon HD 4770

Graphics Card

Mar 2009

Release Date

Apr 2009

GeForce 100

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

512MB

GDDR3

Memory Type

GDDR5

256bit

Memory Bus

128bit

57.60GB/s

Bandwidth

51.20GB/s

Render Config

-

Compute Units

8

SM Count

-

64

Shading Units

640

32

TMUs

32

16

ROPs

16

-

L1 Cache

16 KB (per CU)

64 KB

L2 Cache

128 KB

-

Theoretical Performance

10.40 GPixel/s

Pixel Rate

12.00 GPixel/s

20.80 GTexel/s

Texture Rate

24.00 GTexel/s

-

208.0 GFLOPS

FP32 (float)

960.0 GFLOPS

-

FP64 (double)

192.0 GFLOPS

Board Design

105W

TDP

80W

300 W

Suggested PSU

250 W

2x DVI 1x S-Video

Outputs

2x DVI 1x S-Video

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

G94B

GPU Name

RV740

-

GPU Variant

RV740 XT (215-0727019)

Tesla

Architecture

TeraScale

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.505 billion

Transistors

0.826 billion

196 mm²

Die Size

137 mm²

Graphics Features

11.1 (10_0)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

1.1

CUDA

-

4.0

Shader Model

4.1

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