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GPU Comparison

Side-by-side comparison of specifications and performance

Performance Comparison

NVIDIA GeForce GTX 285

46%
46%

AMD Radeon HD 7970

244%
244%
AMD Radeon HD 7970 is approximately 198% faster

Technical Specifications

SpecificationNVIDIA GeForce GTX 285AMD Radeon HD 7970
Graphics ProcessorDifferent
GT200B
Tahiti
CoresDifferent
240
2048
TMUsDifferent
80
128
ROPs
32
32
Memory SizeDifferent
1024 MB
3 GB
Memory TypeDifferent
GDDR3
GDDR5
Bus WidthDifferent
512 bit
384 bit

Graphics Processor

FeatureNVIDIA GeForce GTX 285AMD Radeon HD 7970
GPU NameDifferent
GT200B
Tahiti
GPU VariantDifferent
G200-350-B3
Tahiti XT(215-0821060)
ArchitectureDifferent
Tesla 2.0
GCN 1.0
Foundry
TSMC
TSMC
Process SizeDifferent
55 nm
28 nm
TransistorsDifferent
1,400 million
4,313 million
DensityDifferent
3.0M / mm²
12.3M / mm²
Die SizeDifferent
470 mm²
352 mm²
Chip PackageDifferent
BGA-1981
N/A

Graphics Card

FeatureNVIDIA GeForce GTX 285AMD Radeon HD 7970
Release DateDifferent
Dec 23rd, 2008
Jan 9th, 2012
AvailabilityDifferent
Jan 15th, 2009
N/A
GenerationDifferent
GeForce 200
Southern Islands(HD 7900)
PredecessorDifferent
GeForce 9
Northern Islands
SuccessorDifferent
GeForce 400
Sea Islands
Production
End-of-life
End-of-life
Launch PriceDifferent
359 USD
549 USD
Bus InterfaceDifferent
PCIe 2.0 x16
PCIe 3.0 x16
ReviewsDifferent
88 in our database
191 in our database
AnnouncedDifferent
N/A
Dec 22nd, 2011

Clock Speeds

FeatureNVIDIA GeForce GTX 285AMD Radeon HD 7970
GPU ClockDifferent
648 MHz
925 MHz
Shader ClockDifferent
1476 MHz
N/A
Memory ClockDifferent
1242 MHz2.5 Gbps effective
1375 MHz5.5 Gbps effective

Memory

FeatureNVIDIA GeForce GTX 285AMD Radeon HD 7970
Memory SizeDifferent
1024 MB
3 GB
Memory TypeDifferent
GDDR3
GDDR5
Memory BusDifferent
512 bit
384 bit
BandwidthDifferent
159.0 GB/s
264.0 GB/s

Render Config

FeatureNVIDIA GeForce GTX 285AMD Radeon HD 7970
Shading UnitsDifferent
240
2048
TMUsDifferent
80
128
ROPs
32
32
SM CountDifferent
30
N/A
L2 CacheDifferent
256 KB
768 KB
Compute UnitsDifferent
N/A
32
L1 CacheDifferent
N/A
16 KB (per CU)

Theoretical Performance

FeatureNVIDIA GeForce GTX 285AMD Radeon HD 7970
Pixel RateDifferent
20.74 GPixel/s
29.60 GPixel/s
Texture RateDifferent
51.84 GTexel/s
118.4 GTexel/s
FP32 (float)Different
708.5 GFLOPS
3.789 TFLOPS
FP64 (double)Different
88.56 GFLOPS (1:8)
947.2 GFLOPS (1:4)

Board Design

FeatureNVIDIA GeForce GTX 285AMD Radeon HD 7970
Slot Width
Dual-slot
Dual-slot
LengthDifferent
267 mm10.5 inches
275 mm10.8 inches
TDPDifferent
204 W
250 W
Suggested PSUDifferent
550 W
600 W
OutputsDifferent
2x DVI1x S-Video
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power ConnectorsDifferent
2x 6-pin
1x 6-pin + 1x 8-pin
Board NumberDifferent
P891 SKU 52, P892 SKU 52, P892 SKU 55
109-C38637-00
HeightDifferent
N/A
111 mm4.4 inches
WidthDifferent
N/A
38 mm1.5 inches

Graphics Features

FeatureNVIDIA GeForce GTX 285AMD Radeon HD 7970
DirectXDifferent
11.1 (10_0)
12 (11_1)
OpenGLDifferent
3.3
4.6
OpenCLDifferent
1.1
2.1 (1.2)
VulkanDifferent
N/A
1.2.170
CUDADifferent
1.3
N/A
Shader ModelDifferent
4.0
6.5 (5.1)

Comparison Summary

7
Specifications Compared
8
Feature Categories
52
Detailed Features

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