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 D V2
CORE STATE
GB202
VRAM
24 GB
CLOCK SPEED
2407 MHz
TDP
575 W
BUS WIDTH
384 bit
ARCHITECTURE
Blackwell 2.0
PROCESS
5 nm
LAUNCH DATE
2025
DETAILED SPECIFICATIONS
SPECIFICATION
Matrox Parhelia PCI
RTX 5090 D V2
Core Specs
Shading Units
—
21,760
Shaders
—
21,760
TMUs
16
680
+4150.0%
ROPs
4
176
+4300.0%
SM Count
—
170
Clocks
Base Clock
—
2017 MHz
Boost Clock
—
2407 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
384 bit
Bandwidth
4.000 GB/s
1.34 TB/s
Cache
L1 Cache
—
128 KB (per SM)
L2 Cache
—
96 MB
Performance
Pixel Rate
800.0 MPixel/s
423.6 GPixel/s
Texture Rate
3.200 GTexel/s
1,636.8 GTexel/s
FP32 (TFLOPS)
—
104.8 TFLOPS
FP64 (TFLOPS)
—
1.637 TFLOPS (1:64)
FP16 (TFLOPS)
—
104.8 TFLOPS (1:1)
AI/RT
RT Cores
—
170
Tensor Cores
—
680
Power
TDP
—
575 W
TDP (W)
—
575
Suggested PSU
200 W
950 W
Power Connectors
None
1x 16-pin
Architecture
Architecture
Parhelia
Blackwell 2.0
GPU Name
Parhelia-512
GB202
Generation
Parhelia
GeForce 50
Process Size
150 nm
5 nm
Transistors
80 million
92,200 million
Die Size
174 mm²
750 mm²
Foundry
UMC
TSMC
Density
459.8K / mm²
122.9M / 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
Dual-slot
Length
190 mm
7.5 inches
304 mm
12 inches
Height
—
137 mm
5.4 inches
Outputs
2x DVI
1x HDMI 2.1b3x DisplayPort 2.1b
Bus Interface
PCI-X
PCIe 5.0 x16
Other
Launch Price
—
2,299 USD
Production
End-of-life
Active
Predecessor
—
GeForce 40