GPU Comparison
RADEON
AMD Radeon Pro 555X
CORE STATE
Polaris 21
VRAM
4 GB
CLOCK SPEED
—
TDP
75 W
BUS WIDTH
128 bit
ARCHITECTURE
GCN 4.0
PROCESS
14 nm
LAUNCH DATE
2018
VS
GEFORCE
GeForce GT 740M
CORE STATE
GK208
VRAM
2 GB
CLOCK SPEED
1033 MHz
TDP
33 W
BUS WIDTH
64 bit
ARCHITECTURE
Kepler 2.0
PROCESS
28 nm
LAUNCH DATE
2013
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Pro 555X
GT 740M
Core Specs
Shading Units
768
384
-50.0%
Shaders
768
384
-50.0%
TMUs
48
32
-33.3%
ROPs
16
8
-50.0%
Compute Units
12
—
Clocks
Base Clock
—
980 MHz
Boost Clock
—
1033 MHz
GPU Clock
907 MHz
—
Memory Clock
1470 MHz
5.9 Gbps effective
900 MHz
1800 Mbps effective
Memory
Memory Size
4 GB
2 GB
VRAM (MB)
4,096
2,048
-50.0%
Memory Type
GDDR5
DDR3
Memory Bus
128 bit
64 bit
Bandwidth
94.08 GB/s
14.40 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per SMX)
L2 Cache
1024 KB
512 KB
Performance
Pixel Rate
14.51 GPixel/s
8.264 GPixel/s
Texture Rate
43.54 GTexel/s
33.06 GTexel/s
FP32 (TFLOPS)
1,393.2 GFLOPS
793.3 GFLOPS
FP64 (TFLOPS)
87.07 GFLOPS (1:16)
33.06 GFLOPS (1:24)
FP16 (TFLOPS)
1,393.2 GFLOPS (1:1)
—
Power
TDP
75 W
33 W
TDP (W)
75
33
-56.0%
Power Connectors
None
None
Architecture
Architecture
GCN 4.0
Kepler 2.0
GPU Name
Polaris 21
GK208
Generation
Radeon Pro Mac
(500X Series)
GeForce 700M
Process Size
14 nm
28 nm
Transistors
3,000 million
1,020 million
Die Size
123 mm²
87 mm²
Foundry
GlobalFoundries
TSMC
Density
24.4M / mm²
11.7M / mm²
API Support
DirectX
12 (12_0)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.3
1.2.175
OpenCL
2.1
3.0
CUDA
—
3.5
Shader Model
6.7
6.5 (5.1)
Physical
Slot Width
IGP
MXM Module
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
PCIe 3.0 x8
PCIe 3.0 x8
Other
Production
End-of-life
End-of-life
Predecessor
—
GeForce 600M
Successor
—
GeForce 800M