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GPU Comparison
ATI Radeon HD 3450 X2 vs NVIDIA GeForce GT 420 OEM
ATI Radeon HD 3450 X2 vs NVIDIA GeForce GT 420 OEM
VS
ATI Radeon HD 3450 X2
NVIDIA GeForce GT 420 OEM
We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3450 X2 and 1024MB VRAM GeForce GT 420 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GT 420 OEM 's Advantages
Released 2 years and 9 months late
More VRAM (1024GB vs 512GB)
Larger VRAM bandwidth (28.80GB/s vs 8.000GB/s)
8 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon HD 3450 X2
0.048 TFLOPS
GeForce GT 420 OEM
+179%
0.134 TFLOPS
Radeon HD 3450 X2
VS
GeForce GT 420 OEM
Graphics Card
Dec 2007
Release Date
Sep 2010
Radeon R600
Generation
GeForce 400
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
500 MHz
Memory Clock
900 MHz
Memory
512MB
Memory Size
1024MB
DDR2
Memory Type
DDR3
64bit
Memory Bus
128bit
8.000GB/s
Bandwidth
28.80GB/s
Render Config
-
SM Count
1
2
Compute Units
-
40
Shading Units
48
4
TMUs
4
4
ROPs
4
-
Tensor Cores
-
-
RT Cores
-
-
L1 Cache
64 KB (per SM)
64 KB
L2 Cache
256 KB
Theoretical Performance
2.400 GPixel/s
Pixel Rate
1.400 GPixel/s
2.400 GTexel/s
Texture Rate
2.800 GTexel/s
-
FP16 (half)
-
48.00 GFLOPS
FP32 (float)
134.4 GFLOPS
-
FP64 (double)
11.20 GFLOPS
Graphics Processor
RV620
GPU Name
GF108
RV620 LE
GPU Variant
GF108-200-A1
TeraScale
Architecture
Fermi
TSMC
Foundry
TSMC
55 nm
Process Size
40 nm
0.181 billion
Transistors
0.585 billion
67 mm²
Die Size
116 mm²
Board Design
50W
TDP
50W
250 W
Suggested PSU
250 W
2x DMS-59
Outputs
1x DVI 1x HDMI 1.3a 1x VGA
None
Power Connectors
None
Graphics Features
10.1 (10_1)
DirectX
12 (11_0)
3.3
OpenGL
4.6
N/A
OpenCL
1.1
N/A
Vulkan
N/A
-
CUDA
2.1
4.1
Shader Model
5.1
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