GeForce GT 140 OEM vs Radeon HD 6450
We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 140 OEM and 512MB VRAM Radeon HD 6450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce GT 140 OEM 's Advantages
More VRAM (1024GB vs 512GB)
Larger VRAM bandwidth (57.60GB/s vs 25.60GB/s)
Radeon HD 6450 's Advantages
Released 2 years and 1 months late
96 additional rendering cores
Lower TDP (18W vs 105W)
Score
Benchmark
FP32 (float)
GeForce GT 140 OEM
+4%
208
Radeon HD 6450
200
Graphics Card
Mar 2009
Release Date
Apr 2011
GeForce 100
Generation
Northern Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
900 MHz
Memory Clock
800 MHz
Memory
1024MB
Memory Size
512MB
GDDR3
Memory Type
GDDR5
256bit
Memory Bus
64bit
57.60GB/s
Bandwidth
25.60GB/s
Render Config
-
Compute Units
2
8
SM Count
-
64
Shading Units
160
32
TMUs
8
16
ROPs
4
-
L1 Cache
8 KB (per CU)
64 KB
L2 Cache
128 KB
Theoretical Performance
10.40 GPixel/s
Pixel Rate
2.500 GPixel/s
20.80 GTexel/s
Texture Rate
5.000 GTexel/s
208.0 GFLOPS
FP32 (float)
200.0 GFLOPS
Board Design
105W
TDP
18W
300 W
Suggested PSU
200 W
2x DVI
1x S-Video
Outputs
1x DVI
1x HDMI 1.3a
1x VGA
1x 6-pin
Power Connectors
None
Graphics Processor
G94B
GPU Name
Caicos
-
GPU Variant
Caicos PRO
Tesla
Architecture
TeraScale 2
TSMC
Foundry
TSMC
55 nm
Process Size
40 nm
0.505 billion
Transistors
0.37 billion
196 mm²
Die Size
67 mm²
Graphics Features
11.1 (10_0)
DirectX
11.2 (11_0)
3.3
OpenGL
4.4
1.1
OpenCL
1.2
N/A
Vulkan
N/A
1.1
CUDA
-
4.0
Shader Model
5.0