Home GPU Comparison AMD Radeon R9 285X vs NVIDIA GeForce GTX 280

AMD Radeon R9 285X vs NVIDIA GeForce GTX 280

We compared two Desktop platform GPUs: 3GB VRAM Radeon R9 285X and 1024MB VRAM GeForce GTX 280 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 285X 's Advantages
More VRAM (3GB vs 1GB)
Larger VRAM bandwidth (264.0GB/s vs 141.7GB/s)
1808 additional rendering cores
Lower TDP (200W vs 236W)

Score

Benchmark

FP32 (float)
Radeon R9 285X +559%
4.104 TFLOPS
GeForce GTX 280
0.622 TFLOPS
VS

Graphics Card

Unknown
Release Date
Jun 2008
Volcanic Islands
Generation
GeForce 200
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
Base Clock
-
-
Boost Clock
-
1375 MHz
Memory Clock
1107 MHz

Memory

3GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR3
384bit
Memory Bus
512bit
264.0GB/s
Bandwidth
141.7GB/s

Render Config

-
SM Count
30
32
Compute Units
-
2048
Shading Units
240
128
TMUs
80
32
ROPs
32
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
-
768 KB
L2 Cache
256 KB

Theoretical Performance

32.06 GPixel/s
Pixel Rate
19.26 GPixel/s
128.3 GTexel/s
Texture Rate
48.16 GTexel/s
-
FP16 (half)
-
4.104 TFLOPS
FP32 (float)
622.1 GFLOPS
-
FP64 (double)
77.76 GFLOPS

Graphics Processor

Tonga
GPU Name
GT200
Tonga XT (215-0851313)
GPU Variant
G200-300-A2
GCN 3.0
Architecture
Tesla 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
65 nm
5 billion
Transistors
1.4 billion
366 mm²
Die Size
576 mm²

Board Design

200W
TDP
236W
550 W
Suggested PSU
550 W
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
2x DVI 1x S-Video
1x 6-pin + 1x 8-pin
Power Connectors
1x 6-pin + 1x 8-pin

Graphics Features

12 (12_0)
DirectX
11.1 (10_0)
4.6
OpenGL
3.3
2.0
OpenCL
1.1
1.2
Vulkan
N/A
-
CUDA
1.3
6.3
Shader Model
4.0

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