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GPU Comparison

Side-by-side comparison of specifications and performance

Performance Comparison

ATI Radeon HD 5970

130%
130%

AMD Radeon HD 7850

77%
77%
ATI Radeon HD 5970 is approximately 53% faster

Technical Specifications

SpecificationATI Radeon HD 5970AMD Radeon HD 7850
Graphics ProcessorDifferent
Hemlock x2
Pitcairn
CoresDifferent
1600 x2
1024
TMUsDifferent
80 x2
64
ROPsDifferent
32 x2
32
Memory SizeDifferent
1024 MB x2
2 GB
Memory Type
GDDR5
GDDR5
Bus WidthDifferent
256 bit x2
256 bit

Graphics Processor

FeatureATI Radeon HD 5970AMD Radeon HD 7850
GPU NameDifferent
Hemlock
Pitcairn
GPU VariantDifferent
Hemlock XT(215-0735075)
Pitcairn PRO(215-0828062)
ArchitectureDifferent
TeraScale 2
GCN 1.0
Foundry
TSMC
TSMC
Process SizeDifferent
40 nm
28 nm
TransistorsDifferent
2,154 million
2,800 million
DensityDifferent
6.4M / mm²
13.2M / mm²
Die SizeDifferent
334 mm²
212 mm²
Chip PackageDifferent
N/A
FCBGA-1737

Graphics Card

FeatureATI Radeon HD 5970AMD Radeon HD 7850
Release DateDifferent
Nov 18th, 2009
Mar 5th, 2012
GenerationDifferent
Evergreen(HD 5900)
Southern Islands(HD 7800)
PredecessorDifferent
Radeon R700
Northern Islands
SuccessorDifferent
Northern Islands
Sea Islands
Production
End-of-life
End-of-life
Launch PriceDifferent
699 USD
249 USD
Bus InterfaceDifferent
PCIe 2.0 x16
PCIe 3.0 x16
ReviewsDifferent
74 in our database
71 in our database

Clock Speeds

FeatureATI Radeon HD 5970AMD Radeon HD 7850
GPU ClockDifferent
725 MHz
860 MHz
Memory ClockDifferent
1000 MHz4 Gbps effective
1200 MHz4.8 Gbps effective

Memory

FeatureATI Radeon HD 5970AMD Radeon HD 7850
Memory SizeDifferent
1024 MB
2 GB
Memory Type
GDDR5
GDDR5
Memory Bus
256 bit
256 bit
BandwidthDifferent
128.0 GB/s
153.6 GB/s

Render Config

FeatureATI Radeon HD 5970AMD Radeon HD 7850
Shading UnitsDifferent
1600
1024
TMUsDifferent
80
64
ROPs
32
32
Compute UnitsDifferent
20
16
L1 CacheDifferent
8 KB (per CU)
16 KB (per CU)
L2 Cache
512 KB
512 KB

Theoretical Performance

FeatureATI Radeon HD 5970AMD Radeon HD 7850
Pixel RateDifferent
23.20 GPixel/s
27.52 GPixel/s
Texture RateDifferent
58.00 GTexel/s
55.04 GTexel/s
FP32 (float)Different
2.320 TFLOPS
1.761 TFLOPS
FP64 (double)Different
464.0 GFLOPS (1:5)
110.1 GFLOPS (1:16)

Board Design

FeatureATI Radeon HD 5970AMD Radeon HD 7850
Slot Width
Dual-slot
Dual-slot
LengthDifferent
311 mm12.2 inches
210 mm8.3 inches
HeightDifferent
111 mm4.4 inches
N/A
WidthDifferent
37 mm1.5 inches
N/A
TDPDifferent
294 W
130 W
Suggested PSUDifferent
600 W
300 W
OutputsDifferent
2x DVI1x mini-DisplayPort 1.1
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power ConnectorsDifferent
1x 6-pin + 1x 8-pin
1x 6-pin
Board NumberDifferent
109-C00037-00
109-C40147-00, 109-C40337-00A

Graphics Features

FeatureATI Radeon HD 5970AMD Radeon HD 7850
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
47
Detailed Features

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