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

AMD Radeon R9 285 vs NVIDIA GeForce GTX 280

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 285 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 285 's Advantages
Released 6 years and 3 months late
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (176.0GB/s vs 141.7GB/s)
1552 additional rendering cores
Lower TDP (190W vs 236W)

Score

Benchmark

FP32 (float)
Radeon R9 285 +428%
3.29 TFLOPS
GeForce GTX 280
0.622 TFLOPS
VS

Graphics Card

Sep 2014
Release Date
Jun 2008
Volcanic Islands
Generation
GeForce 200
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
-
-
-
-
-
1375 MHz
Memory Clock
1107 MHz

Memory

2GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
512bit
176.0GB/s
Bandwidth
141.7GB/s

Render Config

28
Compute Units
-
-
SM Count
30
1792
Shading Units
240
112
TMUs
80
32
ROPs
32
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
-
512 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

29.38 GPixel/s
Pixel Rate
19.26 GPixel/s
102.8 GTexel/s
Texture Rate
48.16 GTexel/s
3.290 TFLOPS
FP16 (half)
-
3.290 TFLOPS
FP32 (float)
622.1 GFLOPS
205.6 GFLOPS
FP64 (double)
77.76 GFLOPS

Board Design

190W
TDP
236W
450 W
Suggested PSU
550 W
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
2x DVI 1x S-Video
2x 6-pin
Power Connectors
1x 6-pin + 1x 8-pin

Graphics Processor

Tonga
GPU Name
GT200
Tonga PRO (215-0851128)
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

Graphics Features

12 (12_0)
DirectX
11.1 (10_0)
4.6
OpenGL
3.3
2.1
OpenCL
1.1
1.2.170
Vulkan
N/A
-
CUDA
1.3
6.5
Shader Model
4.0

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