NVIDIA GeForce RTX 5090 Mobile vs NVIDIA GeForce GTX 880M
GPU Specs Compare
Graphics Card
Release Date
Mar 2025
Mar 2014
Generation
GeForce 50 Mobile
GeForce 800M
Type
Mobile
Mobile
Bus Interface
PCIe 5.0 x16
MXM-B (3.0)
Clock Speeds
Base Clock
990 MHz
954 MHz
Boost Clock
1515 MHz
993 MHz
Memory Clock
1750 MHz
1250 MHz
Memory
Memory Size
24GB
8GB
Memory Type
GDDR7
GDDR5
Memory Bus
256bit
256bit
Bandwidth
896.0GB/s
160.0GB/s
Render Config
SM Count
82
-
Shading Units
10496
1536
TMUs
328
128
ROPs
112
32
Tensor Cores
328
-
RT Cores
82
-
L1 Cache
128 KB (per SM)
16 KB (per SMX)
L2 Cache
64 MB
512 KB
Theoretical Performance
Pixel Rate
169.7 GPixel/s
31.78 GPixel/s
Texture Rate
496.9 GTexel/s
127.1 GTexel/s
FP16 (half)
31.80 TFLOPS
-
FP32 (float)
31.80 TFLOPS
3.050 TFLOPS
FP64 (double)
496.9 GFLOPS
127.1 GFLOPS
Graphics Processor
GPU Name
GB203
GK104
GPU Variant
GN22-X11-A1
N15E-GX-A2
Architecture
Blackwell 2.0
Kepler
Foundry
TSMC
TSMC
Process Size
5 nm
28 nm
Transistors
45.6 billion
3.54 billion
Die Size
378 mm²
294 mm²
Board Design
TDP
95W
122W
Suggested PSU
550 W
-
Outputs
Portable Device Dependent
No outputs
Power Connectors
None
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.4
1.1
CUDA
12.0
3.0
Shader Model
6.8
5.1
📊 Benchmark
Blender
8,089
190