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
T400
CORE STATE
TU117
VRAM
2 GB
CLOCK SPEED
1425 MHz
TDP
30 W
BUS WIDTH
64 bit
ARCHITECTURE
Turing
PROCESS
12 nm
LAUNCH DATE
2021
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Pro 555X
T400
Core Specs
Shading Units
768
384
-50.0%
Shaders
768
384
-50.0%
TMUs
48
24
-50.0%
ROPs
16
16
0.0%
Compute Units
12
—
SM Count
—
6
Clocks
Base Clock
—
420 MHz
Boost Clock
—
1425 MHz
GPU Clock
907 MHz
—
Memory Clock
1470 MHz
5.9 Gbps effective
1250 MHz
10 Gbps effective
Memory
Memory Size
4 GB
2 GB
VRAM (MB)
4,096
2,048
-50.0%
Memory Type
GDDR5
GDDR6
Memory Bus
128 bit
64 bit
Bandwidth
94.08 GB/s
80.00 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
1024 KB
1024 KB
Performance
Pixel Rate
14.51 GPixel/s
22.80 GPixel/s
Texture Rate
43.54 GTexel/s
34.20 GTexel/s
FP32 (TFLOPS)
1,393.2 GFLOPS
1,094.4 GFLOPS
FP64 (TFLOPS)
87.07 GFLOPS (1:16)
34.20 GFLOPS (1:32)
FP16 (TFLOPS)
1,393.2 GFLOPS (1:1)
2.189 TFLOPS (2:1)
Power
TDP
75 W
30 W
TDP (W)
75
30
-60.0%
Suggested PSU
—
200 W
Power Connectors
None
None
Architecture
Architecture
GCN 4.0
Turing
GPU Name
Polaris 21
TU117
Generation
Radeon Pro Mac
(500X Series)
Quadro Turing
(Tx000)
Process Size
14 nm
12 nm
Transistors
3,000 million
4,700 million
Die Size
123 mm²
200 mm²
Foundry
GlobalFoundries
TSMC
Density
24.4M / mm²
23.5M / mm²
API Support
DirectX
12 (12_0)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.3
1.4
OpenCL
2.1
3.0
CUDA
—
7.5
Shader Model
6.7
6.8
Physical
Slot Width
IGP
Single-slot
Outputs
Portable Device Dependent
3x mini-DisplayPort 1.4a
Bus Interface
PCIe 3.0 x8
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
—
Quadro Volta
Successor
—
Workstation Ampere