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GPU Comparison

Side-by-side comparison of specifications and performance

Performance Comparison

AMD Radeon HD 6450

24%
24%

AMD Radeon HD 7750

411%
411%
AMD Radeon HD 7750 is approximately 387% faster

Technical Specifications

SpecificationAMD Radeon HD 6450AMD Radeon HD 7750
Graphics ProcessorDifferent
Caicos
Cape Verde
CoresDifferent
160
512
TMUsDifferent
8
32
ROPsDifferent
4
16
Memory SizeDifferent
512 MB
1024 MB
Memory TypeDifferent
GDDR3
GDDR5
Bus WidthDifferent
64 bit
128 bit

Graphics Processor

FeatureAMD Radeon HD 6450AMD Radeon HD 7750
GPU NameDifferent
Caicos
Cape Verde
GPU VariantDifferent
Caicos PRO
Cape Verde PRO(215-0825156)
ArchitectureDifferent
TeraScale 2
GCN 1.0
Foundry
TSMC
TSMC
Process SizeDifferent
40 nm
28 nm
TransistorsDifferent
370 million
1,500 million
DensityDifferent
5.5M / mm²
12.2M / mm²
Die SizeDifferent
67 mm²
123 mm²
Chip PackageDifferent
FCBGA-631
FCBGA-962

Graphics Card

FeatureAMD Radeon HD 6450AMD Radeon HD 7750
Release DateDifferent
Apr 7th, 2011
Feb 15th, 2012
GenerationDifferent
Northern Islands(HD 6400)
Southern Islands(HD 7700)
PredecessorDifferent
Evergreen
Northern Islands
SuccessorDifferent
Southern Islands
Sea Islands
Production
End-of-life
End-of-life
Launch PriceDifferent
55 USD
109 USD
Bus InterfaceDifferent
PCIe 2.0 x16
PCIe 3.0 x16
ReviewsDifferent
14 in our database
61 in our database

Clock Speeds

FeatureAMD Radeon HD 6450AMD Radeon HD 7750
GPU ClockDifferent
625 MHz
800 MHz
Memory ClockDifferent
500 MHz1000 Mbps effective
1125 MHz4.5 Gbps effective

Memory

FeatureAMD Radeon HD 6450AMD Radeon HD 7750
Memory SizeDifferent
512 MB
1024 MB
Memory TypeDifferent
GDDR3
GDDR5
Memory BusDifferent
64 bit
128 bit
BandwidthDifferent
8.000 GB/s
72.00 GB/s

Render Config

FeatureAMD Radeon HD 6450AMD Radeon HD 7750
Shading UnitsDifferent
160
512
TMUsDifferent
8
32
ROPsDifferent
4
16
Compute UnitsDifferent
2
8
L1 CacheDifferent
8 KB (per CU)
16 KB (per CU)
L2 CacheDifferent
128 KB
256 KB

Theoretical Performance

FeatureAMD Radeon HD 6450AMD Radeon HD 7750
Pixel RateDifferent
2.500 GPixel/s
12.80 GPixel/s
Texture RateDifferent
5.000 GTexel/s
25.60 GTexel/s
FP32 (float)Different
200.0 GFLOPS
819.2 GFLOPS
FP64 (double)Different
N/A
51.20 GFLOPS (1:16)

Board Design

FeatureAMD Radeon HD 6450AMD Radeon HD 7750
Slot Width
Single-slot
Single-slot
Length
168 mm6.6 inches
168 mm6.6 inches
TDPDifferent
18 W
55 W
Suggested PSUDifferent
200 W
250 W
OutputsDifferent
1x DVI1x HDMI 1.3a1x VGA
1x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
None
None
Board NumberDifferent
109-C26037-00A
C441, 109-C44537-00B

Graphics Features

FeatureAMD Radeon HD 6450AMD Radeon HD 7750
DirectXDifferent
11.2 (11_0)
12 (11_1)
OpenGLDifferent
4.4
4.6
OpenCLDifferent
1.2
2.1 (1.2)
VulkanDifferent
N/A
1.2.170
Shader ModelDifferent
5.0
6.5 (5.1)

Comparison Summary

7
Specifications Compared
8
Feature Categories
45
Detailed Features

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