GPU Comparison
GEFORCE
NVIDIA GeForce RTX 5090 Mobile
CORE STATE
GB203
VRAM
24 GB
CLOCK SPEED
1515 MHz
TDP
95 W
BUS WIDTH
256 bit
ARCHITECTURE
Blackwell 2.0
PROCESS
5 nm
LAUNCH DATE
2025
VS
GEFORCE
RTX A4000
CORE STATE
GA104
VRAM
16 GB
CLOCK SPEED
1560 MHz
TDP
140 W
BUS WIDTH
256 bit
ARCHITECTURE
Ampere
PROCESS
8 nm
LAUNCH DATE
2021
PERFORMANCE BENCHMARKS
3dmark_3dmark_steel_nomad_dx12
geekbench_opencl
geekbench_vulkan
passmark_directx_10
passmark_directx_11
passmark_directx_12
passmark_directx_9
passmark_g2d
passmark_g3d
passmark_gpu_compute
DETAILED SPECIFICATIONS
SPECIFICATION
RTX 5090 Mobile
RTX A4000
Core Specs
Shading Units
10,496
6,144
-41.5%
Shaders
10,496
6,144
-41.5%
TMUs
328
192
-41.5%
ROPs
112
96
-14.3%
SM Count
82
48
-41.5%
Clocks
Base Clock
990 MHz
735 MHz
Boost Clock
1515 MHz
1560 MHz
Memory Clock
1750 MHz
28 Gbps effective
1750 MHz
14 Gbps effective
Memory
Memory Size
24 GB
16 GB
VRAM (MB)
24,576
16,384
-33.3%
Memory Type
GDDR7
GDDR6
Memory Bus
256 bit
256 bit
Bandwidth
896.0 GB/s
448.0 GB/s
Cache
L1 Cache
128 KB (per SM)
128 KB (per SM)
L2 Cache
64 MB
4 MB
Performance
Pixel Rate
169.7 GPixel/s
149.8 GPixel/s
Texture Rate
496.9 GTexel/s
299.5 GTexel/s
FP32 (TFLOPS)
31.80 TFLOPS
19.17 TFLOPS
FP64 (TFLOPS)
496.9 GFLOPS (1:64)
299.5 GFLOPS (1:64)
FP16 (TFLOPS)
31.80 TFLOPS (1:1)
19.17 TFLOPS (1:1)
AI/RT
RT Cores
82
48
-41.5%
Tensor Cores
328
192
-41.5%
Power
TDP
95 W
140 W
TDP (W)
95
140
+47.4%
Suggested PSU
—
300 W
Power Connectors
None
1x 6-pin
Architecture
Architecture
Blackwell 2.0
Ampere
GPU Name
GB203
GA104
Generation
GeForce 50 Mobile
Workstation Ampere
(Ax000)
Process Size
5 nm
8 nm
Transistors
45,600 million
17,400 million
Die Size
378 mm²
392 mm²
Foundry
TSMC
Samsung
Density
120.6M / mm²
44.4M / mm²
API Support
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.4
1.4
OpenCL
3.0
3.0
CUDA
12.0
8.6
Shader Model
6.8
6.8
Physical
Slot Width
IGP
Single-slot
Length
—
241 mm
9.5 inches
Height
—
112 mm
4.4 inches
Outputs
Portable Device Dependent
4x DisplayPort 1.4a
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x16
Other
Production
Active
End-of-life
Predecessor
GeForce 40 Mobile
Quadro Turing
Successor
—
Workstation Ada