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GPU Comparison

Side-by-side comparison of specifications and performance

Performance Comparison

NVIDIA GeForce GTX 260

21%
21%

AMD Radeon HD 7990

468%
468%
AMD Radeon HD 7990 is approximately 447% faster

Technical Specifications

SpecificationNVIDIA GeForce GTX 260AMD Radeon HD 7990
Graphics ProcessorDifferent
GT200
Malta x2
CoresDifferent
192
2048 x2
TMUsDifferent
64
128 x2
ROPsDifferent
28
32 x2
Memory SizeDifferent
896 MB
3 GB x2
Memory TypeDifferent
GDDR3
GDDR5
Bus WidthDifferent
448 bit
384 bit x2

Graphics Processor

FeatureNVIDIA GeForce GTX 260AMD Radeon HD 7990
GPU NameDifferent
GT200
Malta
GPU VariantDifferent
G200-100-A2
Malta XT(215-0849026)
ArchitectureDifferent
Tesla 2.0
GCN 1.0
Foundry
TSMC
TSMC
Process SizeDifferent
65 nm
28 nm
TransistorsDifferent
1,400 million
4,313 million
DensityDifferent
2.4M / mm²
11.8M / mm²
Die SizeDifferent
576 mm²
365 mm²
Chip PackageDifferent
BGA-2236
N/A

Graphics Card

FeatureNVIDIA GeForce GTX 260AMD Radeon HD 7990
Release DateDifferent
Jun 16th, 2008
Apr 24th, 2013
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
449 USD
999 USD
Bus InterfaceDifferent
PCIe 2.0 x16
PCIe 3.0 x16
ReviewsDifferent
137 in our database
37 in our database

Clock Speeds

FeatureNVIDIA GeForce GTX 260AMD Radeon HD 7990
GPU ClockDifferent
576 MHz
N/A
Shader ClockDifferent
1242 MHz
N/A
Memory ClockDifferent
999 MHz1998 Mbps effective
1500 MHz6 Gbps effective
Base ClockDifferent
N/A
950 MHz
Boost ClockDifferent
N/A
1000 MHz

Memory

FeatureNVIDIA GeForce GTX 260AMD Radeon HD 7990
Memory SizeDifferent
896 MB
3 GB
Memory TypeDifferent
GDDR3
GDDR5
Memory BusDifferent
448 bit
384 bit
BandwidthDifferent
111.9 GB/s
288.0 GB/s

Render Config

FeatureNVIDIA GeForce GTX 260AMD Radeon HD 7990
Shading UnitsDifferent
192
2048
TMUsDifferent
64
128
ROPsDifferent
28
32
SM CountDifferent
24
N/A
L2 CacheDifferent
224 KB
768 KB
Compute UnitsDifferent
N/A
32
L1 CacheDifferent
N/A
16 KB (per CU)

Theoretical Performance

FeatureNVIDIA GeForce GTX 260AMD Radeon HD 7990
Pixel RateDifferent
16.13 GPixel/s
32.00 GPixel/s
Texture RateDifferent
36.86 GTexel/s
128.0 GTexel/s
FP32 (float)Different
476.9 GFLOPS
4.096 TFLOPS
FP64 (double)Different
59.62 GFLOPS (1:8)
1,024.0 GFLOPS (1:4)

Board Design

FeatureNVIDIA GeForce GTX 260AMD Radeon HD 7990
Slot Width
Dual-slot
Dual-slot
LengthDifferent
267 mm10.5 inches
304 mm12 inches
TDPDifferent
182 W
375 W
Suggested PSUDifferent
450 W
750 W
OutputsDifferent
2x DVI1x S-Video
1x DVI4x mini-DisplayPort 1.2
Power ConnectorsDifferent
2x 6-pin
2x 8-pin
Board NumberDifferent
P651 SKU 4, P897 SKU 53, P897 SKU 54
109-C47637-00A_02
HeightDifferent
N/A
106 mm4.2 inches
WidthDifferent
N/A
38 mm1.5 inches

Graphics Features

FeatureNVIDIA GeForce GTX 260AMD Radeon HD 7990
DirectXDifferent
11.1 (10_0)
12 (11_1)
OpenGLDifferent
3.3
4.6
OpenCLDifferent
1.1
2.1 (1.2)
VulkanDifferent
N/A
1.2.175
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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