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GPU Comparison

Side-by-side comparison of specifications and performance

Performance Comparison

NVIDIA GeForce GTX 275

38%
38%

AMD Radeon R9 280X

264%
264%
AMD Radeon R9 280X is approximately 226% faster

Technical Specifications

SpecificationNVIDIA GeForce GTX 275AMD Radeon R9 280X
Graphics ProcessorDifferent
GT200B
Tahiti
CoresDifferent
240
2048
TMUsDifferent
80
128
ROPsDifferent
28
32
Memory SizeDifferent
896 MB
3 GB
Memory TypeDifferent
GDDR3
GDDR5
Bus WidthDifferent
448 bit
384 bit

Graphics Processor

FeatureNVIDIA GeForce GTX 275AMD Radeon R9 280X
GPU NameDifferent
GT200B
Tahiti
GPU VariantDifferent
G200-105-B3
Tahiti XTL(215-0821065)
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 275AMD Radeon R9 280X
Release DateDifferent
Jan 15th, 2009
Oct 8th, 2013
GenerationDifferent
GeForce 200
Volcanic Islands(R9 200)
PredecessorDifferent
GeForce 9
Sea Islands
SuccessorDifferent
GeForce 400
Pirate Islands
Production
End-of-life
End-of-life
Launch PriceDifferent
249 USD
299 USD
Bus InterfaceDifferent
PCIe 2.0 x16
PCIe 3.0 x16
ReviewsDifferent
61 in our database
105 in our database

Clock Speeds

FeatureNVIDIA GeForce GTX 275AMD Radeon R9 280X
GPU ClockDifferent
633 MHz
N/A
Shader ClockDifferent
1404 MHz
N/A
Memory ClockDifferent
1134 MHz2.3 Gbps effective
1500 MHz6 Gbps effective
Base ClockDifferent
N/A
850 MHz
Boost ClockDifferent
N/A
1000 MHz

Memory

FeatureNVIDIA GeForce GTX 275AMD Radeon R9 280X
Memory SizeDifferent
896 MB
3 GB
Memory TypeDifferent
GDDR3
GDDR5
Memory BusDifferent
448 bit
384 bit
BandwidthDifferent
127.0 GB/s
288.0 GB/s

Render Config

FeatureNVIDIA GeForce GTX 275AMD Radeon R9 280X
Shading UnitsDifferent
240
2048
TMUsDifferent
80
128
ROPsDifferent
28
32
SM CountDifferent
30
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 275AMD Radeon R9 280X
Pixel RateDifferent
17.72 GPixel/s
32.00 GPixel/s
Texture RateDifferent
50.64 GTexel/s
128.0 GTexel/s
FP32 (float)Different
673.9 GFLOPS
4.096 TFLOPS
FP64 (double)Different
84.24 GFLOPS (1:8)
1,024.0 GFLOPS (1:4)

Board Design

FeatureNVIDIA GeForce GTX 275AMD Radeon R9 280X
Slot Width
Dual-slot
Dual-slot
LengthDifferent
267 mm10.5 inches
275 mm10.8 inches
TDPDifferent
219 W
250 W
Suggested PSUDifferent
550 W
600 W
OutputsDifferent
2x DVI
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power ConnectorsDifferent
2x 6-pin
1x 6-pin + 1x 8-pin
Board NumberDifferent
P897 SKU 54
C386
HeightDifferent
N/A
109 mm4.3 inches
WidthDifferent
N/A
36 mm1.4 inches

Graphics Features

FeatureNVIDIA GeForce GTX 275AMD Radeon R9 280X
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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