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GPU Comparison

Side-by-side comparison of specifications and performance

Performance Comparison

ATI Radeon HD 4550

16%
16%

AMD Radeon HD 7750

619%
619%
AMD Radeon HD 7750 is approximately 603% faster

Technical Specifications

SpecificationATI Radeon HD 4550AMD Radeon HD 7750
Graphics ProcessorDifferent
RV710
Cape Verde
CoresDifferent
80
512
TMUsDifferent
8
32
ROPsDifferent
4
16
Memory SizeDifferent
256 MB
1024 MB
Memory TypeDifferent
DDR2
GDDR5
Bus WidthDifferent
64 bit
128 bit

Graphics Processor

FeatureATI Radeon HD 4550AMD Radeon HD 7750
GPU NameDifferent
RV710
Cape Verde
GPU VariantDifferent
RV710 HD4550(215-0725003)
Cape Verde PRO(215-0825156)
ArchitectureDifferent
TeraScale
GCN 1.0
Foundry
TSMC
TSMC
Process SizeDifferent
55 nm
28 nm
TransistorsDifferent
242 million
1,500 million
DensityDifferent
3.3M / mm²
12.2M / mm²
Die SizeDifferent
73 mm²
123 mm²
Chip PackageDifferent
FCBGA-631
FCBGA-962

Graphics Card

FeatureATI Radeon HD 4550AMD Radeon HD 7750
Release DateDifferent
Sep 30th, 2008
Feb 15th, 2012
GenerationDifferent
Radeon R700(HD 4500)
Southern Islands(HD 7700)
PredecessorDifferent
Radeon R600
Northern Islands
SuccessorDifferent
Evergreen
Sea Islands
Production
End-of-life
End-of-life
Launch PriceDifferent
59 USD
109 USD
Bus InterfaceDifferent
PCIe 2.0 x16
PCIe 3.0 x16
ReviewsDifferent
18 in our database
61 in our database

Clock Speeds

FeatureATI Radeon HD 4550AMD Radeon HD 7750
GPU ClockDifferent
600 MHz
800 MHz
Memory ClockDifferent
655 MHz1310 Mbps effective
1125 MHz4.5 Gbps effective

Memory

FeatureATI Radeon HD 4550AMD Radeon HD 7750
Memory SizeDifferent
256 MB
1024 MB
Memory TypeDifferent
DDR2
GDDR5
Memory BusDifferent
64 bit
128 bit
BandwidthDifferent
10.48 GB/s
72.00 GB/s

Render Config

FeatureATI Radeon HD 4550AMD Radeon HD 7750
Shading UnitsDifferent
80
512
TMUsDifferent
8
32
ROPsDifferent
4
16
Compute UnitsDifferent
1
8
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 CacheDifferent
64 KB
256 KB

Theoretical Performance

FeatureATI Radeon HD 4550AMD Radeon HD 7750
Pixel RateDifferent
2.400 GPixel/s
12.80 GPixel/s
Texture RateDifferent
4.800 GTexel/s
25.60 GTexel/s
FP32 (float)Different
96.00 GFLOPS
819.2 GFLOPS
FP64 (double)Different
N/A
51.20 GFLOPS (1:16)

Board Design

FeatureATI Radeon HD 4550AMD Radeon HD 7750
Slot Width
Single-slot
Single-slot
Length
168 mm6.6 inches
168 mm6.6 inches
TDPDifferent
25 W
55 W
Suggested PSUDifferent
200 W
250 W
OutputsDifferent
1x DVI1x HDMI 1.3a1x DisplayPort 1.0
1x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
None
None
Board NumberDifferent
AB711, 109-B72531-00C, B889, B890, B947
C441, 109-C44537-00B

Graphics Features

FeatureATI Radeon HD 4550AMD Radeon HD 7750
DirectXDifferent
10.1 (10_1)
12 (11_1)
OpenGLDifferent
3.3
4.6
OpenCLDifferent
1.1
2.1 (1.2)
VulkanDifferent
N/A
1.2.170
Shader ModelDifferent
4.1
6.5 (5.1)

Comparison Summary

7
Specifications Compared
8
Feature Categories
45
Detailed Features

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