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GPU Comparison
NVIDIA GeForce GT 545 vs NVIDIA GeForce 7800 GTX 512
NVIDIA GeForce GT 545 vs NVIDIA GeForce 7800 GTX 512
VS
NVIDIA GeForce GT 545
NVIDIA GeForce 7800 GTX 512
We compared two Desktop platform GPUs: 1536MB VRAM GeForce GT 545 and 512MB VRAM GeForce 7800 GTX 512 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GT 545 's Advantages
Released 5 years and 6 months late
More VRAM (1536GB vs 512GB)
144 additional rendering cores
Lower TDP (70W vs 108W)
NVIDIA GeForce 7800 GTX 512 's Advantages
Larger VRAM bandwidth (51.20GB/s vs 38.40GB/s)
Score
GeForce GT 545
VS
GeForce 7800 GTX 512
Graphics Card
May 2011
Release Date
Nov 2005
GeForce 500
Generation
GeForce 7 PCIe
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 1.0 x16
Clock Speeds
-
-
-
-
-
-
800 MHz
Memory Clock
800 MHz
Memory
1536MB
Memory Size
512MB
DDR3
Memory Type
GDDR3
192bit
Memory Bus
256bit
38.40GB/s
Bandwidth
51.20GB/s
Render Config
-
-
-
3
SM Count
-
144
Shading Units
-
24
TMUs
24
16
ROPs
16
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
-
384 KB
L2 Cache
-
-
-
-
Theoretical Performance
4.320 GPixel/s
Pixel Rate
8.000 GPixel/s
17.28 GTexel/s
Texture Rate
12.00 GTexel/s
-
-
-
414.7 GFLOPS
FP32 (float)
-
34.56 GFLOPS
FP64 (double)
-
Board Design
70W
TDP
108W
250 W
Suggested PSU
300 W
1x DVI 1x HDMI 1.3a 1x VGA
Outputs
2x DVI 1x S-Video
None
Power Connectors
-
Graphics Processor
GF116
GPU Name
G70
-
GPU Variant
GF-7800-GTX-512-A2
Fermi 2.0
Architecture
Curie
TSMC
Foundry
TSMC
40 nm
Process Size
110 nm
1.17 billion
Transistors
0.302 billion
238 mm²
Die Size
333 mm²
Graphics Features
12 (11_0)
DirectX
9.0c (9_3)
4.6
OpenGL
2.1
1.1
OpenCL
N/A
N/A
Vulkan
N/A
2.1
CUDA
-
5.1
Shader Model
3.0
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