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
GRID K2
CORE STATE
GK104
VRAM
4 GB
CLOCK SPEED
—
TDP
225 W
BUS WIDTH
256 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2013
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_metal
DETAILED SPECIFICATIONS
SPECIFICATION
Iris Pro Graphics P6300
GRID K2
Core Specs
Shading Units
384
1,536
+300.0%
Shaders
384
1,536
+300.0%
TMUs
48
128
+166.7%
ROPs
6
32
+433.3%
Execution Units
48
—
Clocks
Base Clock
300 MHz
—
Boost Clock
800 MHz
—
GPU Clock
—
745 MHz
Memory Clock
System Shared
1250 MHz
5 Gbps effective
Memory
Memory Size
System Shared
4 GB
VRAM (MB)
—
4,096
Memory Type
System Shared
GDDR5
Memory Bus
System Shared
256 bit
Bandwidth
System Dependent
160.0 GB/s
Cache
L1 Cache
—
16 KB (per SMX)
L2 Cache
—
512 KB
Performance
Pixel Rate
4.800 GPixel/s
23.84 GPixel/s
Texture Rate
38.40 GTexel/s
95.36 GTexel/s
FP32 (TFLOPS)
614.4 GFLOPS
2.289 TFLOPS
FP64 (TFLOPS)
153.6 GFLOPS (1:4)
95.36 GFLOPS (1:24)
Power
TDP
15 W
225 W
TDP (W)
15
225
+1400.0%
Suggested PSU
—
550 W
Power Connectors
—
1x 6-pin + 1x 8-pin
Architecture
Architecture
Generation 8.0
Kepler
GPU Name
Broadwell GT3e
GK104
Generation
HD Graphics-W
(Broadwell)
GRID
(K2)
Process Size
14 nm
28 nm
Transistors
—
3,540 million
Die Size
—
294 mm²
Foundry
Intel
TSMC
Density
—
12.0M / mm²
API Support
DirectX
12 (11_1)
12 (11_0)
OpenGL
4.4
4.6
Vulkan
1.0
1.2.175
OpenCL
3.0
3.0
CUDA
—
3.0
Shader Model
5.1
6.5 (5.1)
Physical
Slot Width
IGP
Dual-slot
Length
—
267 mm
10.5 inches
Outputs
Motherboard Dependent
No outputs
Bus Interface
Ring Bus
PCIe 3.0 x16
Other
Launch Price
—
5,199 USD
Production
End-of-life
End-of-life