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
GeForce GTS 450
CORE STATE
GF106
VRAM
1024 MB
CLOCK SPEED
—
TDP
106 W
BUS WIDTH
128 bit
ARCHITECTURE
Fermi
PROCESS
40 nm
LAUNCH DATE
2010
PERFORMANCE BENCHMARKS
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
Iris Pro Graphics P6300
GTS 450
Core Specs
Shading Units
384
192
-50.0%
Shaders
384
192
-50.0%
TMUs
48
32
-33.3%
ROPs
6
16
+166.7%
SM Count
—
4
Execution Units
48
—
Clocks
Base Clock
300 MHz
—
Boost Clock
800 MHz
—
GPU Clock
—
783 MHz
Shader Clock
—
1566 MHz
Memory Clock
System Shared
902 MHz
3.6 Gbps effective
Memory
Memory Size
System Shared
1024 MB
VRAM (MB)
—
1,024
Memory Type
System Shared
GDDR5
Memory Bus
System Shared
128 bit
Bandwidth
System Dependent
57.73 GB/s
Cache
L1 Cache
—
64 KB (per SM)
L2 Cache
—
256 KB
Performance
Pixel Rate
4.800 GPixel/s
6.264 GPixel/s
Texture Rate
38.40 GTexel/s
25.06 GTexel/s
FP32 (TFLOPS)
614.4 GFLOPS
601.3 GFLOPS
FP64 (TFLOPS)
153.6 GFLOPS (1:4)
50.11 GFLOPS (1:12)
Power
TDP
15 W
106 W
TDP (W)
15
106
+606.7%
Suggested PSU
—
300 W
Power Connectors
—
1x 6-pin
Architecture
Architecture
Generation 8.0
Fermi
GPU Name
Broadwell GT3e
GF106
Generation
HD Graphics-W
(Broadwell)
GeForce 400
Process Size
14 nm
40 nm
Transistors
—
1,170 million
Die Size
—
238 mm²
Foundry
Intel
TSMC
Density
—
4.9M / mm²
API Support
DirectX
12 (11_1)
12 (11_0)
OpenGL
4.4
4.6
Vulkan
1.0
—
OpenCL
3.0
1.1
CUDA
—
2.1
Shader Model
5.1
5.1
Physical
Slot Width
IGP
Dual-slot
Length
—
210 mm
8.3 inches
Height
—
111 mm
4.4 inches
Outputs
Motherboard Dependent
2x DVI1x mini-HDMI 1.3a
Bus Interface
Ring Bus
PCIe 2.0 x16
Other
Launch Price
—
129 USD
Production
End-of-life
End-of-life
Predecessor
—
GeForce 200
Successor
—
GeForce 500