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GPU Comparison

Side-by-side comparison of specifications and performance

Performance Comparison

NVIDIA GeForce GTX 260

56%
56%

ATI Radeon HD 4870 X2

178%
178%
ATI Radeon HD 4870 X2 is approximately 122% faster

Technical Specifications

SpecificationNVIDIA GeForce GTX 260ATI Radeon HD 4870 X2
Graphics ProcessorDifferent
GT200
R700 x2
CoresDifferent
192
800 x2
TMUsDifferent
64
40 x2
ROPsDifferent
28
16 x2
Memory SizeDifferent
896 MB
1024 MB x2
Memory TypeDifferent
GDDR3
GDDR5
Bus WidthDifferent
448 bit
256 bit x2

Graphics Processor

FeatureNVIDIA GeForce GTX 260ATI Radeon HD 4870 X2
GPU NameDifferent
GT200
R700
GPU VariantDifferent
G200-100-A2
R700 XT(215-0669045)
ArchitectureDifferent
Tesla 2.0
TeraScale
Foundry
TSMC
TSMC
Process SizeDifferent
65 nm
55 nm
TransistorsDifferent
1,400 million
956 million
DensityDifferent
2.4M / mm²
3.7M / mm²
Die SizeDifferent
576 mm²
256 mm²
Chip PackageDifferent
BGA-2236
N/A

Graphics Card

FeatureNVIDIA GeForce GTX 260ATI Radeon HD 4870 X2
Release DateDifferent
Jun 16th, 2008
Aug 12th, 2008
GenerationDifferent
GeForce 200
Radeon R700(HD 4800)
PredecessorDifferent
GeForce 9
Radeon R600
SuccessorDifferent
GeForce 400
Evergreen
Production
End-of-life
End-of-life
Launch PriceDifferent
449 USD
550 USD
Bus Interface
PCIe 2.0 x16
PCIe 2.0 x16
ReviewsDifferent
137 in our database
79 in our database

Clock Speeds

FeatureNVIDIA GeForce GTX 260ATI Radeon HD 4870 X2
GPU ClockDifferent
576 MHz
750 MHz
Shader ClockDifferent
1242 MHz
N/A
Memory ClockDifferent
999 MHz1998 Mbps effective
900 MHz3.6 Gbps effective

Memory

FeatureNVIDIA GeForce GTX 260ATI Radeon HD 4870 X2
Memory SizeDifferent
896 MB
1024 MB
Memory TypeDifferent
GDDR3
GDDR5
Memory BusDifferent
448 bit
256 bit
BandwidthDifferent
111.9 GB/s
115.2 GB/s

Render Config

FeatureNVIDIA GeForce GTX 260ATI Radeon HD 4870 X2
Shading UnitsDifferent
192
800
TMUsDifferent
64
40
ROPsDifferent
28
16
SM CountDifferent
24
N/A
L2 CacheDifferent
224 KB
256 KB
Compute UnitsDifferent
N/A
10
L1 CacheDifferent
N/A
16 KB (per CU)

Theoretical Performance

FeatureNVIDIA GeForce GTX 260ATI Radeon HD 4870 X2
Pixel RateDifferent
16.13 GPixel/s
12.00 GPixel/s
Texture RateDifferent
36.86 GTexel/s
30.00 GTexel/s
FP32 (float)Different
476.9 GFLOPS
1,200.0 GFLOPS
FP64 (double)Different
59.62 GFLOPS (1:8)
240.0 GFLOPS (1:5)

Board Design

FeatureNVIDIA GeForce GTX 260ATI Radeon HD 4870 X2
Slot Width
Dual-slot
Dual-slot
Length
267 mm10.5 inches
267 mm10.5 inches
TDPDifferent
182 W
286 W
Suggested PSUDifferent
450 W
600 W
Outputs
2x DVI1x S-Video
2x DVI1x S-Video
Power ConnectorsDifferent
2x 6-pin
1x 6-pin + 1x 8-pin
Board NumberDifferent
P651 SKU 4, P897 SKU 53, P897 SKU 54
109-B50937-00
HeightDifferent
N/A
111 mm4.4 inches
WidthDifferent
N/A
38 mm1.5 inches

Graphics Features

FeatureNVIDIA GeForce GTX 260ATI Radeon HD 4870 X2
DirectXDifferent
11.1 (10_0)
10.1 (10_1)
OpenGL
3.3
3.3
OpenCL
1.1
1.1
Vulkan
N/A
N/A
CUDADifferent
1.3
N/A
Shader ModelDifferent
4.0
4.1

Comparison Summary

7
Specifications Compared
8
Feature Categories
50
Detailed Features

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