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GPU Comparison
NVIDIA GeForce GTS 450 Rev. 2 vs AMD Radeon HD 7870 GHz Edition
NVIDIA GeForce GTS 450 Rev. 2 vs AMD Radeon HD 7870 GHz Edition
VS
NVIDIA GeForce GTS 450 Rev. 2
AMD Radeon HD 7870 GHz Edition
We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTS 450 Rev. 2 and 2GB VRAM Radeon HD 7870 GHz Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTS 450 Rev. 2 's Advantages
Lower TDP (106W vs 175W)
AMD Radeon HD 7870 GHz Edition 's Advantages
Released 1 years late
More VRAM (2GB vs 1GB)
Larger VRAM bandwidth (153.6GB/s vs 57.73GB/s)
1088 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GTS 450 Rev. 2
0.601 TFLOPS
Radeon HD 7870 GHz Edition
+325%
2.56 TFLOPS
GeForce GTS 450 Rev. 2
VS
Radeon HD 7870 GHz Edition
Graphics Card
Mar 2011
Release Date
Mar 2012
GeForce 400
Generation
Southern Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
902 MHz
Memory Clock
1200 MHz
Memory
1024MB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
256bit
57.73GB/s
Bandwidth
153.6GB/s
Render Config
4
SM Count
-
-
Compute Units
20
192
Shading Units
1280
32
TMUs
80
16
ROPs
32
-
Tensor Cores
-
-
RT Cores
-
64 KB (per SM)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
512 KB
Theoretical Performance
6.264 GPixel/s
Pixel Rate
32.00 GPixel/s
25.06 GTexel/s
Texture Rate
80.00 GTexel/s
-
FP16 (half)
-
601.3 GFLOPS
FP32 (float)
2.560 TFLOPS
50.11 GFLOPS
FP64 (double)
160.0 GFLOPS
Graphics Processor
GF116
GPU Name
Pitcairn
GF116-200-KA-A1
GPU Variant
Pitcairn XT (215-0828047)
Fermi 2.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
1.17 billion
Transistors
2.8 billion
238 mm²
Die Size
212 mm²
Board Design
106W
TDP
175W
300 W
Suggested PSU
450 W
2x DVI 1x mini-HDMI 1.3a
Outputs
1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
1x 6-pin
Power Connectors
2x 6-pin
Graphics Features
12 (11_0)
DirectX
12 (11_1)
4.6
OpenGL
4.6
1.1
OpenCL
1.2
N/A
Vulkan
1.2
2.1
CUDA
-
5.1
Shader Model
5.1
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