GPU Comparison
GPU
Intel Iris Pro Graphics P6300
CORE STATE
Broadwell GT3e
VRAM
System Shared
CLOCK SPEED
800 MHz
TDP
15 W
BUS WIDTH
System Shared
ARCHITECTURE
Generation 8.0
PROCESS
14 nm
LAUNCH DATE
2014
VS
GEFORCE
GB10
CORE STATE
GB20B
VRAM
128 GB
CLOCK SPEED
2418 MHz
TDP
140 W
BUS WIDTH
256 bit
ARCHITECTURE
Blackwell 2.0
PROCESS
5 nm
LAUNCH DATE
2025
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Iris Pro Graphics P6300
GB10
Core Specs
Shading Units
384
6,144
+1500.0%
Shaders
384
6,144
+1500.0%
TMUs
48
384
+700.0%
ROPs
6
48
+700.0%
SM Count
—
48
Execution Units
48
—
Clocks
Base Clock
300 MHz
1665 MHz
Boost Clock
800 MHz
2418 MHz
Memory Clock
System Shared
1067 MHz
8.5 Gbps effective
Memory
Memory Size
System Shared
128 GB
VRAM (MB)
—
131,072
Memory Type
System Shared
LPDDR5X
Memory Bus
System Shared
256 bit
Bandwidth
System Dependent
273.2 GB/s
Cache
L1 Cache
—
256 KB (per SM)
L2 Cache
—
50 MB
Performance
Pixel Rate
4.800 GPixel/s
116.1 GPixel/s
Texture Rate
38.40 GTexel/s
928.5 GTexel/s
FP32 (TFLOPS)
614.4 GFLOPS
29.71 TFLOPS
FP64 (TFLOPS)
153.6 GFLOPS (1:4)
464.3 GFLOPS (1:64)
FP16 (TFLOPS)
—
29.71 TFLOPS (1:1)
AI/RT
RT Cores
—
48
Tensor Cores
—
384
Power
TDP
15 W
140 W
TDP (W)
15
140
+833.3%
Suggested PSU
—
300 W
Power Connectors
—
None
Architecture
Architecture
Generation 8.0
Blackwell 2.0
GPU Name
Broadwell GT3e
GB20B
Generation
HD Graphics-W
(Broadwell)
Server Blackwell
(Bxx)
Process Size
14 nm
5 nm
Foundry
Intel
TSMC
API Support
DirectX
12 (11_1)
—
OpenGL
4.4
—
Vulkan
1.0
—
OpenCL
3.0
3.0
CUDA
—
12.1
Shader Model
5.1
—
Physical
Slot Width
IGP
IGP
Length
—
150 mm
5.9 inches
Height
—
51 mm
2 inches
Outputs
Motherboard Dependent
1x HDMI
Bus Interface
Ring Bus
PCIe 5.0 x16
Other
Launch Price
—
3,999 USD
Production
End-of-life
Active
Predecessor
—
Server Hopper
Successor
—
Server Rubin