Product Compare

NVIDIA GeForce RTX 5070 vs NVIDIA DGX Spark (MediaTek AHJ11488B)

GPU GPU
Graphics Card
Release Date Mar 2025
Generation GeForce 50
Type Desktop
Bus Interface PCIe 5.0 x16
Clock Speeds
Base Clock 2325 MHz
Boost Clock 2512 MHz
Memory Clock 1750 MHz
Memory
Memory Size 12GB
Memory Type GDDR7
Memory Bus 192bit
Bandwidth 672.0GB/s
Render Config
SM Count 48
Shading Units 6144
TMUs 192
ROPs 80
Tensor Cores 192
RT Cores 48
L1 Cache 128 KB (per SM)
L2 Cache 48 MB
Theoretical Performance
Pixel Rate 201.0 GPixel/s
Texture Rate 482.3 GTexel/s
FP16 (half) 30.87 TFLOPS
FP32 (float) 30.87 TFLOPS
FP64 (double) 482.3 GFLOPS
Graphics Processor
GPU Name GB205
GPU Variant GB205-300-A1
Architecture Blackwell 2.0
Foundry TSMC
Process Size 5 nm
Transistors 31.1 billion
Die Size 263 mm²
Board Design
TDP 250W
Suggested PSU 600 W
Outputs 1x HDMI 2.1b3x DisplayPort 2.1b
Power Connectors 1x 16-pin
Graphics Features
DirectX 12 Ultimate (12_2)
OpenGL 4.6
OpenCL 3.0
Vulkan 1.4
CUDA 12.0
Shader Model 6.8
General Parameters
Release Date Oct 2025
Type Laptop
Core Architecture N1X
Integrated Graphics GB20B "Blackwell"
Generation RTX Spark (GB10 (N1X))
Package
Manufacturing Process 3 nm
Power Consumption 140 W
Foundry TSMC
Die Size 208 mm²
Package FC-BGA
CPU Performance
Performance Core Base Frequency 2.8 GHz
Performance Core Turbo Frequency 4 GHz
Efficiency Core Base Frequency 1.5 GHz
Efficiency Core Turbo Frequency 2.8 GHz
Total Core Count 20
Total Thread Count 20
Bus Frequency 100 MHz
Multiplier 28.0
L1 Cache 128 KB per core
L2 Cache 2 MB per core
L3 Cache 8 MB shared
Unlocked Multiplier No
SMP 1
Memory Parameters
Memory Types LPDDR5X-8533
Max Memory Channels 4
Max Memory Bandwidth 273.1 GB/s
ECC Memory Support No
Miscellaneous
PCIe Version 0