GeForce GTS 450 vs Radeon HD 6770

VS

NVIDIA GeForce GTS 450

AMD Radeon HD 6770

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTS 450 and 1024MB VRAM Radeon HD 6770 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

GeForce GTS 450 Advantages

Lower TDP (106W vs 108W)

Radeon HD 6770 Advantages

Larger VRAM bandwidth (76.80GB/s vs 57.73GB/s)

608 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTS 450

601

Radeon HD 6770 +126%

1360

GeForce GTS 450

VS

Radeon HD 6770

Graphics Card

Sep 2010

Release Date

Jan 2011

GeForce 400

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

902 MHz

Memory Clock

1200 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

57.73GB/s

Bandwidth

76.80GB/s

Render Config

-

Compute Units

10

4

SM Count

-

192

Shading Units

800

32

TMUs

40

16

ROPs

16

64 KB (per SM)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

256 KB

Theoretical Performance

6.264 GPixel/s

Pixel Rate

13.60 GPixel/s

25.06 GTexel/s

Texture Rate

34.00 GTexel/s

601.3 GFLOPS

FP32 (float)

1360 GFLOPS

50.11 GFLOPS

FP64 (double)

-

Board Design

106W

TDP

108W

300 W

Suggested PSU

300 W

2x DVI
1x mini-HDMI 1.3a

Outputs

2x DVI
1x HDMI 1.3a
2x mini-DisplayPort 1.1

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

GF106

GPU Name

Juniper

GF106-250-KA-A1

GPU Variant

Juniper XT

(215-0754013)

Fermi

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.17 billion

Transistors

1.04 billion

238 mm²

Die Size

166 mm²

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

2.1

CUDA

-

5.1

Shader Model

5.0

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