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GPU Comparison
AMD Radeon R9 285 vs AMD Radeon R7 240 OEM
AMD Radeon R9 285 vs AMD Radeon R7 240 OEM
VS
AMD Radeon R9 285
AMD Radeon R7 240 OEM
We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 285 and 2GB VRAM Radeon R7 240 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon R9 285 's Advantages
Released 10 months late
Larger VRAM bandwidth (176.0GB/s vs 28.80GB/s)
1472 additional rendering cores
AMD Radeon R7 240 OEM 's Advantages
Boost Clock780MHz
Lower TDP (50W vs 190W)
Score
Benchmark
FP32 (float)
Radeon R9 285
+559%
3.29 TFLOPS
Radeon R7 240 OEM
0.499 TFLOPS
Radeon R9 285
VS
Radeon R7 240 OEM
Graphics Card
Sep 2014
Release Date
Nov 2013
Volcanic Islands
Generation
Volcanic Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x8
Clock Speeds
-
Base Clock
730 MHz
-
Boost Clock
780 MHz
1375 MHz
Memory Clock
900 MHz
Memory
2GB
Memory Size
2GB
GDDR5
Memory Type
DDR3
256bit
Memory Bus
128bit
176.0GB/s
Bandwidth
28.80GB/s
Render Config
-
SM Count
-
28
Compute Units
5
1792
Shading Units
320
112
TMUs
20
32
ROPs
8
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
256 KB
Theoretical Performance
29.38 GPixel/s
Pixel Rate
6.240 GPixel/s
102.8 GTexel/s
Texture Rate
15.60 GTexel/s
3.290 TFLOPS
FP16 (half)
-
3.290 TFLOPS
FP32 (float)
499.2 GFLOPS
205.6 GFLOPS
FP64 (double)
31.20 GFLOPS
Graphics Processor
Tonga
GPU Name
Oland
Tonga PRO (215-0851128)
GPU Variant
-
GCN 3.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
5 billion
Transistors
0.95 billion
366 mm²
Die Size
77 mm²
Board Design
190W
TDP
50W
450 W
Suggested PSU
250 W
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
1x DVI 1x HDMI 1.4a 1x VGA
2x 6-pin
Power Connectors
None
Graphics Features
12 (12_0)
DirectX
12 (11_1)
4.6
OpenGL
4.6
2.1
OpenCL
1.2
1.2.170
Vulkan
1.2
-
CUDA
-
6.5
Shader Model
5.1
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