NVIDIA GeForce GTS 240 OEM vs AMD Radeon R9 255 OEM
We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTS 240 OEM and 2GB VRAM Radeon R9 255 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon R9 255 OEM 's Advantages
Released 4 years and 5 months late
Boost Clock930MHz
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (73.60GB/s vs 70.40GB/s)
400 additional rendering cores
Lower TDP (65W vs 120W)
Score
Benchmark
FP32 (float)
GeForce GTS 240 OEM
0.363 TFLOPS
Radeon R9 255 OEM
+162%
0.952 TFLOPS
Graphics Card
Jul 2009
Release Date
Dec 2013
GeForce 200
Generation
Volcanic Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
900 MHz
-
Boost Clock
930 MHz
1100 MHz
Memory Clock
1150 MHz
Memory
1024MB
Memory Size
2GB
GDDR3
Memory Type
GDDR5
256bit
Memory Bus
128bit
70.40GB/s
Bandwidth
73.60GB/s
Render Config
-
Compute Units
8
14
SM Count
-
112
Shading Units
512
56
TMUs
32
16
ROPs
16
-
-
-
-
-
-
-
L1 Cache
16 KB (per CU)
64 KB
L2 Cache
256 KB
-
-
-
Theoretical Performance
10.80 GPixel/s
Pixel Rate
14.88 GPixel/s
37.80 GTexel/s
Texture Rate
29.76 GTexel/s
-
-
-
362.9 GFLOPS
FP32 (float)
952.3 GFLOPS
-
FP64 (double)
59.52 GFLOPS
Board Design
120W
TDP
65W
300 W
Suggested PSU
250 W
2x DVI
1x S-Video
Outputs
No outputs
1x 6-pin
Power Connectors
1x 6-pin
Graphics Processor
G92B
GPU Name
Cape Verde
G92-240-B1
GPU Variant
Cape Verde PRX
Tesla
Architecture
GCN 1.0
TSMC
Foundry
TSMC
55 nm
Process Size
28 nm
0.754 billion
Transistors
1.5 billion
260 mm²
Die Size
123 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
1.1
CUDA
-
4.0
Shader Model
5.1
