NVIDIA GeForce GTX 555 OEM vs NVIDIA GeForce GT 545
We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 555 OEM and 1536MB VRAM GeForce GT 545 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 555 OEM 's Advantages
Larger VRAM bandwidth (91.87GB/s vs 38.40GB/s)
144 additional rendering cores
NVIDIA GeForce GT 545 's Advantages
More VRAM (1536GB vs 1024GB)
Lower TDP (70W vs 150W)
Score
Benchmark
FP32 (float)
GeForce GTX 555 OEM
+104%
0.848 TFLOPS
GeForce GT 545
0.415 TFLOPS
Graphics Card
May 2011
Release Date
May 2011
GeForce 500
Generation
GeForce 500
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
957 MHz
Memory Clock
800 MHz
Memory
1024MB
Memory Size
1536MB
GDDR5
Memory Type
DDR3
192bit
Memory Bus
192bit
91.87GB/s
Bandwidth
38.40GB/s
Render Config
-
-
-
6
SM Count
3
288
Shading Units
144
48
TMUs
24
24
ROPs
16
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
64 KB (per SM)
384 KB
L2 Cache
384 KB
-
-
-
Theoretical Performance
8.832 GPixel/s
Pixel Rate
4.320 GPixel/s
35.33 GTexel/s
Texture Rate
17.28 GTexel/s
-
-
-
847.9 GFLOPS
FP32 (float)
414.7 GFLOPS
70.66 GFLOPS
FP64 (double)
34.56 GFLOPS
Board Design
150W
TDP
70W
450 W
Suggested PSU
250 W
2x DVI
1x mini-HDMI 1.3a
Outputs
1x DVI
1x HDMI 1.3a
1x VGA
2x 6-pin
Power Connectors
None
Graphics Processor
GF114
GPU Name
GF116
GF114-200-KB-A1
GPU Variant
-
Fermi 2.0
Architecture
Fermi 2.0
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
1.95 billion
Transistors
1.17 billion
332 mm²
Die Size
238 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
1.1
OpenCL
1.1
N/A
Vulkan
N/A
2.1
CUDA
2.1
5.1
Shader Model
5.1
