Mobility Radeon HD 3870 vs GeForce MX450 30.5W 8Gbps
We compared two Mobile platform GPUs: 512MB VRAM Mobility Radeon HD 3870 and 2GB VRAM GeForce MX450 30.5W 8Gbps to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce MX450 30.5W 8Gbps 's Advantages
Released 12 years and 2 months late
Boost Clock1275MHz
More VRAM (2GB vs 512GB)
Larger VRAM bandwidth (64.00GB/s vs 54.40GB/s)
576 additional rendering cores
Lower TDP (31W vs 55W)
Score
Benchmark
FP32 (float)
Mobility Radeon HD 3870
422
GeForce MX450 30.5W 8Gbps
+441%
2285
Graphics Card
Jun 2008
Release Date
Aug 2020
M8x
Generation
GeForce MX
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
PCIe 4.0 x4
Clock Speeds
-
Base Clock
1035 MHz
-
Boost Clock
1275 MHz
850 MHz
Memory Clock
2000 MHz
Memory
512MB
Memory Size
2GB
GDDR3
Memory Type
GDDR5
256bit
Memory Bus
64bit
54.40GB/s
Bandwidth
64.00GB/s
Render Config
4
Compute Units
-
-
SM Count
14
320
Shading Units
896
16
TMUs
56
16
ROPs
32
-
L1 Cache
64 KB (per SM)
256 KB
L2 Cache
512 KB
Theoretical Performance
10.56 GPixel/s
Pixel Rate
40.80 GPixel/s
10.56 GTexel/s
Texture Rate
71.40 GTexel/s
-
FP16 (half)
4.570 TFLOPS
422.4 GFLOPS
FP32 (float)
2.285 TFLOPS
84.48 GFLOPS
FP64 (double)
71.40 GFLOPS
Board Design
55W
TDP
31W
No outputs
Outputs
No outputs
-
Power Connectors
None
Graphics Processor
M88
GPU Name
TU117
TeraScale
Architecture
Turing
TSMC
Foundry
TSMC
55 nm
Process Size
12 nm
0.666 billion
Transistors
4.7 billion
192 mm²
Die Size
200 mm²
Graphics Features
10.1 (10_1)
DirectX
12 (12_1)
3.3
OpenGL
4.6
N/A
OpenCL
3.0
N/A
Vulkan
1.3
-
CUDA
7.5
4.1
Shader Model
6.6