GPU Comparison
RADEON
AMD FirePro W8000
CORE STATE
Tahiti
VRAM
4 GB
CLOCK SPEED
—
TDP
225 W
BUS WIDTH
256 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2012
VS
GEFORCE
Quadro K620
CORE STATE
GM107
VRAM
2 GB
CLOCK SPEED
1124 MHz
TDP
45 W
BUS WIDTH
128 bit
ARCHITECTURE
Maxwell
PROCESS
28 nm
LAUNCH DATE
2014
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
FirePro W8000
Quadro K620
Core Specs
Shading Units
1,792
384
-78.6%
Shaders
1,792
384
-78.6%
TMUs
112
24
-78.6%
ROPs
32
16
-50.0%
Compute Units
28
—
Clocks
Base Clock
—
1058 MHz
Boost Clock
—
1124 MHz
GPU Clock
900 MHz
—
Memory Clock
1375 MHz
5.5 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
256 bit
128 bit
Bandwidth
176.0 GB/s
28.80 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SMM)
L2 Cache
512 KB
2 MB
Performance
Pixel Rate
28.80 GPixel/s
17.98 GPixel/s
Texture Rate
100.8 GTexel/s
26.98 GTexel/s
FP32 (TFLOPS)
3.226 TFLOPS
863.2 GFLOPS
FP64 (TFLOPS)
806.4 GFLOPS (1:4)
26.98 GFLOPS (1:32)
Power
TDP
225 W
45 W
TDP (W)
225
45
-80.0%
Suggested PSU
550 W
200 W
Power Connectors
2x 6-pin
None
Architecture
Architecture
GCN 1.0
Maxwell
GPU Name
Tahiti
GM107
Generation
FirePro GCN
(Wx000)
Quadro Kepler
(Kx200)
Process Size
28 nm
28 nm
Transistors
4,313 million
1,870 million
Die Size
352 mm²
148 mm²
Foundry
TSMC
TSMC
Density
12.3M / mm²
12.6M / mm²
API Support
DirectX
12 (11_1)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.4
OpenCL
2.1 (1.2)
3.0
CUDA
—
5.0
Shader Model
6.5 (5.1)
6.7 (5.1)
Physical
Slot Width
Dual-slot
Single-slot
Length
279 mm
11 inches
160 mm
6.3 inches
Height
111 mm
4.4 inches
69 mm
2.7 inches
Outputs
4x DisplayPort 1.21x SDI
1x DVI1x DisplayPort 1.2
Bus Interface
PCIe 3.0 x16
PCIe 2.0 x16
Other
Launch Price
1,599 USD
—
Production
End-of-life
End-of-life
Predecessor
FirePro Terascale
Quadro Fermi
Successor
Radeon Pro Polaris
Quadro Maxwell