NVIDIA GeForce GTS 250 vs ATI Radeon HD 4770

VS

NVIDIA GeForce GTS 250 ATI Radeon HD 4770

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTS 250 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 GTS 250 's Advantages

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (64.00GB/s vs 51.20GB/s)

ATI Radeon HD 4770 's Advantages

512 additional rendering cores

Lower TDP (80W vs 150W)

Score

Benchmark

FP32 (float)

GeForce GTS 250

0.387 TFLOPS

Radeon HD 4770 +148%

0.96 TFLOPS

GeForce GTS 250

VS

Radeon HD 4770

Graphics Card

Mar 2009

Release Date

Apr 2009

GeForce 200

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1000 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

512MB

GDDR3

Memory Type

GDDR5

256bit

Memory Bus

128bit

64.00GB/s

Bandwidth

51.20GB/s

Render Config

16

SM Count

-

Compute Units

8

128

Shading Units

640

64

TMUs

32

16

ROPs

16

-

Tensor Cores

-

RT Cores

-

L1 Cache

16 KB (per CU)

64 KB

L2 Cache

128 KB

Theoretical Performance

11.23 GPixel/s

Pixel Rate

12.00 GPixel/s

44.93 GTexel/s

Texture Rate

24.00 GTexel/s

-

FP16 (half)

-

387.1 GFLOPS

FP32 (float)

960.0 GFLOPS

-

FP64 (double)

192.0 GFLOPS

Graphics Processor

G92B

GPU Name

RV740

G92-428-B1

GPU Variant

RV740 XT (215-0727019)

Tesla

Architecture

TeraScale

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.754 billion

Transistors

0.826 billion

260 mm²

Die Size

137 mm²

Board Design

150W

TDP

80W

450 W

Suggested PSU

250 W

2x DVI

Outputs

2x DVI 1x S-Video

1x 6-pin

Power Connectors

1x 6-pin

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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