AMD Radeon R9 270X vs NVIDIA GeForce MX450 30.5W 8Gbps
GPU · Specs Compare
Graphics Card
Release Date
Oct 2013
Aug 2020
Generation
Volcanic Islands
GeForce MX
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x4
Clock Speeds
Base Clock
1000 MHz
1035 MHz
Boost Clock
1050 MHz
1275 MHz
Memory Clock
1400 MHz
2000 MHz
Memory
Memory Size
2GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
64bit
Bandwidth
179.2GB/s
64.00GB/s
Render Config
Compute Units
20
—
Shading Units
1280
896
TMUs
80
56
ROPs
32
32
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
512 KB
512 KB
SM Count
—
14
Theoretical Performance
Pixel Rate
33.60 GPixel/s
40.80 GPixel/s
Texture Rate
84.00 GTexel/s
71.40 GTexel/s
FP32 (float)
2.688 TFLOPS
2.285 TFLOPS
FP64 (double)
168.0 GFLOPS
71.40 GFLOPS
FP16 (half)
—
4.570 TFLOPS
Graphics Processor
GPU Name
Curacao
TU117
GPU Variant
Curacao XT(215-0848004)
—
Architecture
GCN 1.0
Turing
Foundry
TSMC
TSMC
Process Size
28 nm
12 nm
Transistors
2.8 billion
4.7 billion
Die Size
212 mm²
200 mm²
Board Design
TDP
180W
31W
Suggested PSU
450 W
—
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
No outputs
Power Connectors
2x 6-pin
None
Graphics Features
DirectX
12 (11_1)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
1.2
3.0
Vulkan
1.2
1.3
Shader Model
5.1
6.6
CUDA
—
7.5
Benchmark
3DMark Time Spy
1,769
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.