NVIDIA GeForce GTX 285 Mac Edition vs AMD Radeon R9 280X2
We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 285 Mac Edition and 3GB VRAM Radeon R9 280X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 285 Mac Edition 's Advantages
Lower TDP (204W vs 375W)
AMD Radeon R9 280X2 's Advantages
Boost Clock1000MHz
More VRAM (3GB vs 1024GB)
Larger VRAM bandwidth (288.0GB/s vs 159.0GB/s)
1808 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GTX 285 Mac Edition
0.708 TFLOPS
Radeon R9 280X2
+478%
4.096 TFLOPS
Graphics Card
Jan 2009
Release Date
Unknown
GeForce 200
Generation
Volcanic Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
950 MHz
-
Boost Clock
1000 MHz
1242 MHz
Memory Clock
1500 MHz
Memory
1024MB
Memory Size
3GB
GDDR3
Memory Type
GDDR5
512bit
Memory Bus
384bit
159.0GB/s
Bandwidth
288.0GB/s
Render Config
-
Compute Units
32
30
SM Count
-
240
Shading Units
2048
80
TMUs
128
32
ROPs
32
-
-
-
-
-
-
-
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
768 KB
-
-
-
Theoretical Performance
20.74 GPixel/s
Pixel Rate
32.00 GPixel/s
51.84 GTexel/s
Texture Rate
128.0 GTexel/s
-
-
-
708.5 GFLOPS
FP32 (float)
4.096 TFLOPS
88.56 GFLOPS
FP64 (double)
1024 GFLOPS
Board Design
204W
TDP
375W
550 W
Suggested PSU
750 W
2x DVI
1x S-Video
Outputs
6x mini-DisplayPort 1.2
2x 6-pin
Power Connectors
3x 8-pin
Graphics Processor
GT200B
GPU Name
Tahiti
G200-350-B3
GPU Variant
Tahiti XTL
(215-0821065)
Tesla 2.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
55 nm
Process Size
28 nm
1.4 billion
Transistors
4.313 billion
470 mm²
Die Size
352 mm²
Graphics Features
11.1 (10_0)
DirectX
12 (11_1)
3.3
OpenGL
4.6
1.1
OpenCL
1.2
N/A
Vulkan
1.2
1.3
CUDA
-
4.0
Shader Model
5.1
