GPU Comparison
GPU
Matrox Parhelia PCI
CORE STATE
Parhelia-512
VRAM
256 MB
CLOCK SPEED
—
TDP
—
BUS WIDTH
64 bit
ARCHITECTURE
Parhelia
PROCESS
150 nm
LAUNCH DATE
—
VS
GEFORCE
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
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
Matrox Parhelia PCI
RTX 5090 Mobile
Core Specs
Shading Units
—
10,496
Shaders
—
10,496
TMUs
16
328
+1950.0%
ROPs
4
112
+2700.0%
SM Count
—
82
Clocks
Base Clock
—
990 MHz
Boost Clock
—
1515 MHz
GPU Clock
200 MHz
—
Memory Clock
250 MHz
500 Mbps effective
1750 MHz
28 Gbps effective
Memory
Memory Size
256 MB
24 GB
VRAM (MB)
256
24,576
+9500.0%
Memory Type
DDR
GDDR7
Memory Bus
64 bit
256 bit
Bandwidth
4.000 GB/s
896.0 GB/s
Cache
L1 Cache
—
128 KB (per SM)
L2 Cache
—
64 MB
Performance
Pixel Rate
800.0 MPixel/s
169.7 GPixel/s
Texture Rate
3.200 GTexel/s
496.9 GTexel/s
FP32 (TFLOPS)
—
31.80 TFLOPS
FP64 (TFLOPS)
—
496.9 GFLOPS (1:64)
FP16 (TFLOPS)
—
31.80 TFLOPS (1:1)
AI/RT
RT Cores
—
82
Tensor Cores
—
328
Power
TDP
—
95 W
TDP (W)
—
95
Suggested PSU
200 W
—
Power Connectors
None
None
Architecture
Architecture
Parhelia
Blackwell 2.0
GPU Name
Parhelia-512
GB203
Generation
Parhelia
GeForce 50 Mobile
Process Size
150 nm
5 nm
Transistors
80 million
45,600 million
Die Size
174 mm²
378 mm²
Foundry
UMC
TSMC
Density
459.8K / mm²
120.6M / mm²
API Support
DirectX
8.1
12 Ultimate (12_2)
OpenGL
1.3
4.6
Vulkan
—
1.4
OpenCL
—
3.0
CUDA
—
12.0
Shader Model
—
6.8
Physical
Slot Width
Single-slot
IGP
Length
190 mm
7.5 inches
—
Outputs
2x DVI
Portable Device Dependent
Bus Interface
PCI-X
PCIe 5.0 x16
Other
Production
End-of-life
Active
Predecessor
—
GeForce 40 Mobile