NVIDIA GeForce GTX 285 vs AMD Radeon HD 6770

VS

NVIDIA GeForce GTX 285

AMD Radeon HD 6770

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 285 and 1024MB VRAM Radeon HD 6770 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 285 's Advantages

Larger VRAM bandwidth (159.0GB/s vs 76.80GB/s)

AMD Radeon HD 6770 's Advantages

Released 2 years and 1 months late

560 additional rendering cores

Lower TDP (108W vs 204W)

Score

Benchmark

FP32 (float)

GeForce GTX 285

0.708 TFLOPS

Radeon HD 6770 +92%

1.36 TFLOPS

GeForce GTX 285

VS

Radeon HD 6770

Graphics Card

Dec 2008

Release Date

Jan 2011

GeForce 200

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1242 MHz

Memory Clock

1200 MHz

Memory

1024MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

512bit

Memory Bus

128bit

159.0GB/s

Bandwidth

76.80GB/s

Render Config

-

Compute Units

10

30

SM Count

-

240

Shading Units

800

80

TMUs

40

32

ROPs

16

-

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

20.74 GPixel/s

Pixel Rate

13.60 GPixel/s

51.84 GTexel/s

Texture Rate

34.00 GTexel/s

-

708.5 GFLOPS

FP32 (float)

1360 GFLOPS

88.56 GFLOPS

FP64 (double)

-

Board Design

204W

TDP

108W

550 W

Suggested PSU

300 W

2x DVI 1x S-Video

Outputs

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

2x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

GT200B

GPU Name

Juniper

G200-350-B3

GPU Variant

Juniper XT (215-0754013)

Tesla 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

1.4 billion

Transistors

1.04 billion

470 mm²

Die Size

166 mm²

Graphics Features

11.1 (10_0)

DirectX

11.2 (11_0)

3.3

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

1.3

CUDA

-

4.0

Shader Model

5.0

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