Home GPU Comparison AMD Radeon HD 8670M vs NVIDIA GeForce MX450 30.5W 8Gbps

AMD Radeon HD 8670M vs NVIDIA GeForce MX450 30.5W 8Gbps

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 8670M 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

NVIDIA GeForce MX450 30.5W 8Gbps 's Advantages
Released 7 years and 5 months late
Boost Clock has increased by 31% (1275MHz vs 975MHz)
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (64.00GB/s vs 14.40GB/s)
576 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon HD 8670M
0.624 TFLOPS
GeForce MX450 30.5W 8Gbps +266%
2.285 TFLOPS
VS

Graphics Card

Mar 2013
Release Date
Aug 2020
Solar System
Generation
GeForce MX
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 4.0 x4

Clock Speeds

925 MHz
Base Clock
1035 MHz
975 MHz
Boost Clock
1275 MHz
900 MHz
Memory Clock
2000 MHz

Memory

1024MB
Memory Size
2GB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
64bit
14.40GB/s
Bandwidth
64.00GB/s

Render Config

5
Compute Units
-
-
SM Count
14
320
Shading Units
896
20
TMUs
56
8
ROPs
32
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
64 KB (per SM)
128 KB
L2 Cache
512 KB
-
-
-

Theoretical Performance

7.800 GPixel/s
Pixel Rate
40.80 GPixel/s
19.50 GTexel/s
Texture Rate
71.40 GTexel/s
-
FP16 (half)
4.570 TFLOPS
624.0 GFLOPS
FP32 (float)
2.285 TFLOPS
39.00 GFLOPS
FP64 (double)
71.40 GFLOPS

Board Design

Unknown
TDP
31W
-
-
-
Portable Device Dependent
Outputs
No outputs
-
Power Connectors
None

Graphics Processor

Sun
GPU Name
TU117
Sun S3 XT (216-0841009)
GPU Variant
-
GCN 1.0
Architecture
Turing
TSMC
Foundry
TSMC
28 nm
Process Size
12 nm
0.69 billion
Transistors
4.7 billion
56 mm²
Die Size
200 mm²

Graphics Features

12 (11_1)
DirectX
12 (12_1)
4.6
OpenGL
4.6
2.1 (1.2)
OpenCL
3.0
1.2.170
Vulkan
1.3
-
CUDA
7.5
6.5 (5.1)
Shader Model
6.6

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