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GPU Comparison

Side-by-side comparison of specifications and performance

Performance Comparison

NVIDIA GeForce GTX 480

827%
827%

AMD Radeon HD 6450

12%
12%
NVIDIA GeForce GTX 480 is approximately 815% faster

Technical Specifications

SpecificationNVIDIA GeForce GTX 480AMD Radeon HD 6450
Graphics ProcessorDifferent
GF100
Caicos
CoresDifferent
480
160
TMUsDifferent
60
8
ROPsDifferent
48
4
Memory SizeDifferent
1536 MB
512 MB
Memory TypeDifferent
GDDR5
GDDR3
Bus WidthDifferent
384 bit
64 bit

Graphics Processor

FeatureNVIDIA GeForce GTX 480AMD Radeon HD 6450
GPU NameDifferent
GF100
Caicos
GPU VariantDifferent
GF100-375-A3
Caicos PRO
ArchitectureDifferent
Fermi
TeraScale 2
Foundry
TSMC
TSMC
Process Size
40 nm
40 nm
TransistorsDifferent
3,100 million
370 million
DensityDifferent
5.9M / mm²
5.5M / mm²
Die SizeDifferent
529 mm²
67 mm²
Chip PackageDifferent
BGA-1980
FCBGA-631

Graphics Card

FeatureNVIDIA GeForce GTX 480AMD Radeon HD 6450
Release DateDifferent
Mar 26th, 2010
Apr 7th, 2011
GenerationDifferent
GeForce 400
Northern Islands(HD 6400)
PredecessorDifferent
GeForce 200
Evergreen
SuccessorDifferent
GeForce 500
Southern Islands
Production
End-of-life
End-of-life
Launch PriceDifferent
499 USD
55 USD
Bus Interface
PCIe 2.0 x16
PCIe 2.0 x16
ReviewsDifferent
84 in our database
14 in our database

Clock Speeds

FeatureNVIDIA GeForce GTX 480AMD Radeon HD 6450
GPU ClockDifferent
701 MHz
625 MHz
Shader ClockDifferent
1401 MHz
N/A
Memory ClockDifferent
924 MHz3.7 Gbps effective
500 MHz1000 Mbps effective

Memory

FeatureNVIDIA GeForce GTX 480AMD Radeon HD 6450
Memory SizeDifferent
1536 MB
512 MB
Memory TypeDifferent
GDDR5
GDDR3
Memory BusDifferent
384 bit
64 bit
BandwidthDifferent
177.4 GB/s
8.000 GB/s

Render Config

FeatureNVIDIA GeForce GTX 480AMD Radeon HD 6450
Shading UnitsDifferent
480
160
TMUsDifferent
60
8
ROPsDifferent
48
4
SM CountDifferent
15
N/A
L1 CacheDifferent
64 KB (per SM)
8 KB (per CU)
L2 CacheDifferent
768 KB
128 KB
Compute UnitsDifferent
N/A
2

Theoretical Performance

FeatureNVIDIA GeForce GTX 480AMD Radeon HD 6450
Pixel RateDifferent
21.03 GPixel/s
2.500 GPixel/s
Texture RateDifferent
42.06 GTexel/s
5.000 GTexel/s
FP32 (float)Different
1,345.0 GFLOPS
200.0 GFLOPS
FP64 (double)Different
168.1 GFLOPS (1:8)
N/A

Board Design

FeatureNVIDIA GeForce GTX 480AMD Radeon HD 6450
Slot WidthDifferent
Dual-slot
Single-slot
LengthDifferent
267 mm10.5 inches
168 mm6.6 inches
TDPDifferent
250 W
18 W
Suggested PSUDifferent
600 W
200 W
OutputsDifferent
2x DVI1x mini-HDMI 1.3a
1x DVI1x HDMI 1.3a1x VGA
Power ConnectorsDifferent
1x 6-pin + 1x 8-pin
None
Board NumberDifferent
P1022 SKU 0000
109-C26037-00A

Graphics Features

FeatureNVIDIA GeForce GTX 480AMD Radeon HD 6450
DirectXDifferent
12 (11_0)
11.2 (11_0)
OpenGLDifferent
4.6
4.4
OpenCLDifferent
1.1
1.2
Vulkan
N/A
N/A
CUDADifferent
2.0
N/A
Shader ModelDifferent
5.1
5.0

Comparison Summary

7
Specifications Compared
8
Feature Categories
48
Detailed Features

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