AMD Radeon HD 6770 Green Edition vs NVIDIA GeForce GTS 450 OEM

VS

AMD Radeon HD 6770 Green Edition NVIDIA GeForce GTS 450 OEM

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6770 Green Edition and 512MB VRAM GeForce GTS 450 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6770 Green Edition 's Advantages

Released 2 years and 7 months late

576 additional rendering cores

Lower TDP (86W vs 106W)

NVIDIA GeForce GTS 450 OEM 's Advantages

Larger VRAM bandwidth (57.73GB/s vs 21.34GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 6770 Green Edition +123%

1.008 TFLOPS

GeForce GTS 450 OEM

0.451 TFLOPS

Radeon HD 6770 Green Edition

VS

GeForce GTS 450 OEM

Graphics Card

Apr 2013

Release Date

Sep 2010

Northern Islands

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

667 MHz

Memory Clock

902 MHz

Memory

2GB

Memory Size

512MB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

21.34GB/s

Bandwidth

57.73GB/s

Render Config

-

SM Count

3

9

Compute Units

-

720

Shading Units

144

36

TMUs

24

16

ROPs

16

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

256 KB

Theoretical Performance

11.20 GPixel/s

Pixel Rate

4.698 GPixel/s

25.20 GTexel/s

Texture Rate

18.79 GTexel/s

-

FP16 (half)

-

1008 GFLOPS

FP32 (float)

451.0 GFLOPS

-

FP64 (double)

37.58 GFLOPS

Graphics Processor

Juniper

GPU Name

GF106

Juniper LE (215-0754009)

GPU Variant

-

TeraScale 2

Architecture

Fermi

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.04 billion

Transistors

1.17 billion

166 mm²

Die Size

238 mm²

Board Design

86W

TDP

106W

250 W

Suggested PSU

300 W

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

Outputs

1x DVI 1x DisplayPort 1x VGA

-

Power Connectors

1x 6-pin

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.1

5.0

Shader Model

5.1

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