GPU Comparison
RADEON
AMD Radeon Pro 455
CORE STATE
Baffin
VRAM
2 GB
CLOCK SPEED
—
TDP
35 W
BUS WIDTH
128 bit
ARCHITECTURE
GCN 4.0
PROCESS
14 nm
LAUNCH DATE
2016
VS
GPU
HD Graphics P4600
CORE STATE
Haswell GT2
VRAM
System Shared
CLOCK SPEED
1200 MHz
TDP
84 W
BUS WIDTH
System Shared
ARCHITECTURE
Generation 7.5
PROCESS
22 nm
LAUNCH DATE
2013
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
Pro 455
HD Graphics P4600
Core Specs
Shading Units
768
160
-79.2%
Shaders
768
160
-79.2%
TMUs
48
20
-58.3%
ROPs
16
2
-87.5%
Compute Units
12
—
Execution Units
—
20
Clocks
Base Clock
—
350 MHz
Boost Clock
—
1200 MHz
GPU Clock
855 MHz
—
Memory Clock
1270 MHz
5.1 Gbps effective
System Shared
Memory
Memory Size
2 GB
System Shared
VRAM (MB)
2,048
—
Memory Type
GDDR5
System Shared
Memory Bus
128 bit
System Shared
Bandwidth
81.28 GB/s
System Dependent
Cache
L1 Cache
16 KB (per CU)
—
L2 Cache
1024 KB
—
Performance
Pixel Rate
13.68 GPixel/s
2.400 GPixel/s
Texture Rate
41.04 GTexel/s
24.00 GTexel/s
FP32 (TFLOPS)
1,313.3 GFLOPS
384.0 GFLOPS
FP64 (TFLOPS)
82.08 GFLOPS (1:16)
96.00 GFLOPS (1:4)
FP16 (TFLOPS)
1,313.3 GFLOPS (1:1)
—
Power
TDP
35 W
84 W
TDP (W)
35
84
+140.0%
Power Connectors
None
—
Architecture
Architecture
GCN 4.0
Generation 7.5
GPU Name
Baffin
Haswell GT2
Generation
Radeon Pro Mac
(400 Series)
HD Graphics-W
(Haswell)
Process Size
14 nm
22 nm
Transistors
3,000 million
—
Die Size
123 mm²
—
Foundry
GlobalFoundries
Intel
Density
24.4M / mm²
—
API Support
DirectX
12 (12_0)
12 (11_1)
OpenGL
4.6
4.3
Vulkan
1.3
1.0
OpenCL
2.1
1.2
Shader Model
6.7
5.1
Physical
Slot Width
MXM Module
IGP
Outputs
Portable Device Dependent
Motherboard Dependent
Bus Interface
PCIe 3.0 x8
Ring Bus
Other
Production
End-of-life
End-of-life