NVIDIA GeForce 8800 GTS 320 vs AMD Radeon R9 270X

VS

NVIDIA GeForce 8800 GTS 320

AMD Radeon R9 270X

We compared two Desktop platform GPUs: 320MB VRAM GeForce 8800 GTS 320 and 2GB VRAM Radeon R9 270X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 8800 GTS 320 's Advantages

Lower TDP (143W vs 180W)

AMD Radeon R9 270X 's Advantages

Released 6 years and 8 months late

Boost Clock1050MHz

More VRAM (2GB vs 320GB)

Larger VRAM bandwidth (179.2GB/s vs 63.36GB/s)

1184 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 8800 GTS 320

0.228 TFLOPS

Radeon R9 270X +1078%

2.688 TFLOPS

GeForce 8800 GTS 320

VS

Radeon R9 270X

Graphics Card

Feb 2007

Release Date

Oct 2013

GeForce 8

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1000 MHz

-

Boost Clock

1050 MHz

792 MHz

Memory Clock

1400 MHz

Memory

320MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

320bit

Memory Bus

256bit

63.36GB/s

Bandwidth

179.2GB/s

Render Config

-

Compute Units

20

12

SM Count

-

96

Shading Units

1280

24

TMUs

80

20

ROPs

32

-

L1 Cache

16 KB (per CU)

80 KB

L2 Cache

512 KB

-

Theoretical Performance

10.26 GPixel/s

Pixel Rate

33.60 GPixel/s

24.62 GTexel/s

Texture Rate

84.00 GTexel/s

-

228.1 GFLOPS

FP32 (float)

2.688 TFLOPS

-

FP64 (double)

168.0 GFLOPS

Board Design

143W

TDP

180W

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

2x 6-pin

Graphics Processor

G80

GPU Name

Curacao

G80-100-K0-A2

GPU Variant

Curacao XT (215-0848004)

Tesla

Architecture

GCN 1.0

TSMC

Foundry

TSMC

90 nm

Process Size

28 nm

0.681 billion

Transistors

2.8 billion

484 mm²

Die Size

212 mm²

Graphics Features

11.1 (10_0)

DirectX

12 (11_1)

3.3

OpenGL

4.6

1.1 (1.0)

OpenCL

1.2

N/A

Vulkan

1.2

1.0

CUDA

-

4.0

Shader Model

5.1

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