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GPU Comparison
AMD Radeon HD 7850 vs NVIDIA GeForce GTS 450 OEM
AMD Radeon HD 7850 vs NVIDIA GeForce GTS 450 OEM
VS
AMD Radeon HD 7850
NVIDIA GeForce GTS 450 OEM
We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 7850 and 512MB VRAM GeForce GTS 450 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 7850 's Advantages
Released 1 years and 6 months late
More VRAM (2GB vs 512GB)
Larger VRAM bandwidth (153.6GB/s vs 57.73GB/s)
880 additional rendering cores
NVIDIA GeForce GTS 450 OEM 's Advantages
Lower TDP (106W vs 130W)
Score
Benchmark
FP32 (float)
Radeon HD 7850
+290%
1.761 TFLOPS
GeForce GTS 450 OEM
0.451 TFLOPS
Radeon HD 7850
VS
GeForce GTS 450 OEM
Graphics Card
Mar 2012
Release Date
Sep 2010
Southern Islands
Generation
GeForce 400
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
1200 MHz
Memory Clock
902 MHz
Memory
2GB
Memory Size
512MB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
128bit
153.6GB/s
Bandwidth
57.73GB/s
Render Config
16
Compute Units
-
-
SM Count
3
1024
Shading Units
144
64
TMUs
24
32
ROPs
16
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
64 KB (per SM)
512 KB
L2 Cache
256 KB
-
-
-
Theoretical Performance
27.52 GPixel/s
Pixel Rate
4.698 GPixel/s
55.04 GTexel/s
Texture Rate
18.79 GTexel/s
-
-
-
1.761 TFLOPS
FP32 (float)
451.0 GFLOPS
110.1 GFLOPS
FP64 (double)
37.58 GFLOPS
Board Design
130W
TDP
106W
300 W
Suggested PSU
300 W
1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
Outputs
1x DVI 1x DisplayPort 1x VGA
1x 6-pin
Power Connectors
1x 6-pin
Graphics Processor
Pitcairn
GPU Name
GF106
Pitcairn PRO (215-0828062)
GPU Variant
-
GCN 1.0
Architecture
Fermi
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
2.8 billion
Transistors
1.17 billion
212 mm²
Die Size
238 mm²
Graphics Features
12 (11_1)
DirectX
12 (11_0)
4.6
OpenGL
4.6
1.2
OpenCL
1.1
1.2
Vulkan
N/A
-
CUDA
2.1
5.1
Shader Model
5.1
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