NVIDIA GeForce 8800 GT vs AMD Radeon R9 270 1024SP

VS

NVIDIA GeForce 8800 GT

AMD Radeon R9 270 1024SP

We compared two Desktop platform GPUs: 512MB VRAM GeForce 8800 GT and 2GB VRAM Radeon R9 270 1024SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 8800 GT 's Advantages

Lower TDP (125W vs 150W)

AMD Radeon R9 270 1024SP 's Advantages

Released 7 years and 5 months late

Boost Clock925MHz

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (153.6GB/s vs 57.60GB/s)

912 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 8800 GT

0.336 TFLOPS

Radeon R9 270 1024SP +463%

1.894 TFLOPS

GeForce 8800 GT

VS

Radeon R9 270 1024SP

Graphics Card

Oct 2007

Release Date

Mar 2015

GeForce 8

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

900 MHz

-

Boost Clock

925 MHz

900 MHz

Memory Clock

1200 MHz

Memory

512MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

256bit

Memory Bus

256bit

57.60GB/s

Bandwidth

153.6GB/s

Render Config

-

Compute Units

16

14

SM Count

-

112

Shading Units

1024

56

TMUs

64

16

ROPs

32

-

L1 Cache

16 KB (per CU)

64 KB

L2 Cache

512 KB

-

Theoretical Performance

9.600 GPixel/s

Pixel Rate

29.60 GPixel/s

33.60 GTexel/s

Texture Rate

59.20 GTexel/s

-

336.0 GFLOPS

FP32 (float)

1.894 TFLOPS

-

FP64 (double)

118.4 GFLOPS

Board Design

125W

TDP

150W

300 W

Suggested PSU

450 W

2x DVI 1x S-Video

Outputs

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

G92

GPU Name

Pitcairn

G92-270-A2

GPU Variant

Pitcairn PRO (215-0828062)

Tesla

Architecture

GCN 1.0

TSMC

Foundry

TSMC

65 nm

Process Size

28 nm

0.754 billion

Transistors

2.8 billion

324 mm²

Die Size

212 mm²

Graphics Features

11.1 (10_0)

DirectX

12 (11_1)

3.3

OpenGL

4.6

1.1

OpenCL

1.2

N/A

Vulkan

1.2

1.1

CUDA

-

4.0

Shader Model

5.1

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