NVIDIA GeForce MX450 30.5W 10Gbps vs AMD Radeon RX 7900 XTX
GPU · Specs Compare
Graphics Card
Release Date
Aug 2020
Nov 2022
Generation
GeForce MX
Navi III
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x4
PCIe 4.0 x16
Clock Speeds
Base Clock
1395 MHz
1929 MHz
Boost Clock
1575 MHz
2498 MHz
Memory Clock
1250 MHz
2500 MHz
Memory
Memory Size
2GB
24GB
Memory Type
GDDR6
GDDR6
Memory Bus
64bit
384bit
Bandwidth
80.00GB/s
960.0GB/s
Render Config
SM Count
14
—
Shading Units
896
6144
TMUs
56
384
ROPs
32
192
L1 Cache
64 KB (per SM)
256 KB per Array
L2 Cache
512 KB
6 MB
Compute Units
—
96
RT Cores
—
96
L3 Cache
—
96 MB
Theoretical Performance
Pixel Rate
50.40 GPixel/s
479.6 GPixel/s
Texture Rate
88.20 GTexel/s
959.2 GTexel/s
FP16 (half)
5.645 TFLOPS
122.8 TFLOPS
FP32 (float)
2.822 TFLOPS
61.39 TFLOPS
FP64 (double)
88.20 GFLOPS
1.918 TFLOPS
Graphics Processor
GPU Name
TU117
Navi 31
GPU Variant
N18S-G5
Navi 31 XTX(215-145000146)
Architecture
Turing
RDNA 3.0
Foundry
TSMC
TSMC
Process Size
12 nm
5 nm
Transistors
4.7 billion
57.7 billion
Die Size
200 mm²
529 mm²
Board Design
TDP
31W
355W
Outputs
No outputs
1x HDMI 2.1a2x DisplayPort 2.11x USB Type-C
Power Connectors
None
2x 8-pin
Suggested PSU
—
750 W
Graphics Features
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.2
Vulkan
1.3
1.4
CUDA
7.5
—
Shader Model
6.6
6.8
Benchmark
3DMark Time Spy
—
30,512
3DMark Time Spy Extreme
—
15,278
3DMark Speed Way
—
6,363
Shadow of the Tomb Raider 2160p
—
127
Cyberpunk 2077 2160p
—
60
Shadow of the Tomb Raider 1440p
—
228
Cyberpunk 2077 1440p
—
108
Shadow of the Tomb Raider 1080p
—
310
Blender
—
4,680
Cyberpunk 2077 1080p
—
176
GTA 5 2160p
—
175
GTA 5 1440p
—
175
GTA 5 1080p
—
190
Horizon Forbidden West 1080p
—
144
Horizon Forbidden West 1440p
—
121
Horizon Forbidden West 2160p
—
80
▲ Specs Compare
Data sourced from official specifications and benchmark tests.