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GPU Comparison

Side-by-side comparison of specifications and performance

Performance Comparison

ATI Radeon HD 5770

84%
84%

ATI Radeon HD 4890

119%
119%
ATI Radeon HD 4890 is approximately 35% faster

Technical Specifications

SpecificationATI Radeon HD 5770ATI Radeon HD 4890
Graphics ProcessorDifferent
Juniper
RV790
Cores
800
800
TMUs
40
40
ROPs
16
16
Memory Size
1024 MB
1024 MB
Memory Type
GDDR5
GDDR5
Bus WidthDifferent
128 bit
256 bit

Graphics Processor

FeatureATI Radeon HD 5770ATI Radeon HD 4890
GPU NameDifferent
Juniper
RV790
GPU VariantDifferent
Juniper XT(215-0754013)
RV790 XT(215-0758016)
ArchitectureDifferent
TeraScale 2
TeraScale
Foundry
TSMC
TSMC
Process SizeDifferent
40 nm
55 nm
TransistorsDifferent
1,040 million
959 million
DensityDifferent
6.3M / mm²
3.4M / mm²
Die SizeDifferent
166 mm²
282 mm²
Chip PackageDifferent
FCBGA-962
N/A

Graphics Card

FeatureATI Radeon HD 5770ATI Radeon HD 4890
Release DateDifferent
Oct 13th, 2009
Apr 2nd, 2009
GenerationDifferent
Evergreen(HD 5700)
Radeon R700(HD 4800)
PredecessorDifferent
Radeon R700
Radeon R600
SuccessorDifferent
Northern Islands
Evergreen
Production
End-of-life
End-of-life
Launch PriceDifferent
159 USD
249 USD
Bus Interface
PCIe 2.0 x16
PCIe 2.0 x16
ReviewsDifferent
142 in our database
114 in our database

Clock Speeds

FeatureATI Radeon HD 5770ATI Radeon HD 4890
GPU Clock
850 MHz
850 MHz
Memory ClockDifferent
1200 MHz4.8 Gbps effective
975 MHz3.9 Gbps effective

Memory

FeatureATI Radeon HD 5770ATI Radeon HD 4890
Memory Size
1024 MB
1024 MB
Memory Type
GDDR5
GDDR5
Memory BusDifferent
128 bit
256 bit
BandwidthDifferent
76.80 GB/s
124.8 GB/s

Render Config

FeatureATI Radeon HD 5770ATI Radeon HD 4890
Shading Units
800
800
TMUs
40
40
ROPs
16
16
Compute Units
10
10
L1 CacheDifferent
8 KB (per CU)
16 KB (per CU)
L2 Cache
256 KB
256 KB

Theoretical Performance

FeatureATI Radeon HD 5770ATI Radeon HD 4890
Pixel Rate
13.60 GPixel/s
13.60 GPixel/s
Texture Rate
34.00 GTexel/s
34.00 GTexel/s
FP32 (float)
1,360.0 GFLOPS
1,360.0 GFLOPS
FP64 (double)Different
N/A
272.0 GFLOPS (1:5)

Board Design

FeatureATI Radeon HD 5770ATI Radeon HD 4890
Slot Width
Dual-slot
Dual-slot
LengthDifferent
208 mm8.2 inches
241 mm9.5 inches
TDPDifferent
108 W
190 W
Suggested PSUDifferent
300 W
450 W
OutputsDifferent
2x DVI1x HDMI 1.3a1x DisplayPort 1.1
2x DVI1x S-Video
Power ConnectorsDifferent
1x 6-pin
2x 6-pin
Board NumberDifferent
C010
109-B79031-00
HeightDifferent
N/A
111 mm4.4 inches
WidthDifferent
N/A
40 mm1.6 inches

Graphics Features

FeatureATI Radeon HD 5770ATI Radeon HD 4890
DirectXDifferent
11.2 (11_0)
10.1 (10_1)
OpenGLDifferent
4.4
3.3
OpenCLDifferent
1.2
1.1
Vulkan
N/A
N/A
Shader ModelDifferent
5.0
4.1

Comparison Summary

7
Specifications Compared
8
Feature Categories
47
Detailed Features

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