NVIDIA GeForce 8800 GTS 320 vs ATI Radeon HD 4450

VS

NVIDIA GeForce 8800 GTS 320 ATI Radeon HD 4450

We compared two Desktop platform GPUs: 320MB VRAM GeForce 8800 GTS 320 and 512MB VRAM Radeon HD 4450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 8800 GTS 320 's Advantages

Larger VRAM bandwidth (63.36GB/s vs 6.400GB/s)

16 additional rendering cores

ATI Radeon HD 4450 's Advantages

Released 4 years and 9 months late

More VRAM (512GB vs 320GB)

Lower TDP (25W vs 143W)

Score

Benchmark

FP32 (float)

GeForce 8800 GTS 320 +137%

0.228 TFLOPS

Radeon HD 4450

0.096 TFLOPS

GeForce 8800 GTS 320

VS

Radeon HD 4450

Graphics Card

Feb 2007

Release Date

Nov 2011

GeForce 8

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

792 MHz

Memory Clock

400 MHz

Memory

320MB

Memory Size

512MB

GDDR3

Memory Type

DDR2

320bit

Memory Bus

64bit

63.36GB/s

Bandwidth

6.400GB/s

Render Config

12

SM Count

-

Compute Units

1

96

Shading Units

80

24

TMUs

8

20

ROPs

4

-

Tensor Cores

-

RT Cores

-

L1 Cache

16 KB (per CU)

80 KB

L2 Cache

64 KB

Theoretical Performance

10.26 GPixel/s

Pixel Rate

2.400 GPixel/s

24.62 GTexel/s

Texture Rate

4.800 GTexel/s

-

FP16 (half)

-

228.1 GFLOPS

FP32 (float)

96.00 GFLOPS

-

FP64 (double)

-

Graphics Processor

G80

GPU Name

RV710

G80-100-K0-A2

GPU Variant

RV710 (215-0725016)

Tesla

Architecture

TeraScale

TSMC

Foundry

TSMC

90 nm

Process Size

55 nm

0.681 billion

Transistors

0.242 billion

484 mm²

Die Size

73 mm²

Board Design

143W

TDP

25W

300 W

Suggested PSU

200 W

2x DVI 1x S-Video

Outputs

1x DVI 1x HDMI 1.3a 1x DisplayPort 1.0

1x 6-pin

Power Connectors

None

Graphics Features

11.1 (10_0)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3

1.1 (1.0)

OpenCL

1.1

N/A

Vulkan

N/A

1.0

CUDA

-

4.0

Shader Model

4.1

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