GPU Comparison
RADEON
AMD Radeon 680M
CORE STATE
Rembrandt+
VRAM
System Shared
CLOCK SPEED
2200 MHz
TDP
50 W
BUS WIDTH
System Shared
ARCHITECTURE
RDNA 2.0
PROCESS
6 nm
LAUNCH DATE
2023
VS
GEFORCE
Tesla K20Xm
CORE STATE
GK110
VRAM
6 GB
CLOCK SPEED
—
TDP
235 W
BUS WIDTH
384 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2012
PERFORMANCE BENCHMARKS
3dmark_3dmark_steel_nomad_dx12
geekbench_opencl
geekbench_vulkan
geekbench_metal
DETAILED SPECIFICATIONS
SPECIFICATION
680M
Tesla K20Xm
Core Specs
Shading Units
768
2,688
+250.0%
Shaders
768
2,688
+250.0%
TMUs
48
224
+366.7%
ROPs
32
48
+50.0%
Compute Units
12
—
Clocks
Base Clock
2000 MHz
—
Boost Clock
2200 MHz
—
GPU Clock
—
732 MHz
Memory Clock
System Shared
1300 MHz
5.2 Gbps effective
Memory
Memory Size
System Shared
6 GB
VRAM (MB)
—
6,144
Memory Type
System Shared
GDDR5
Memory Bus
System Shared
384 bit
Bandwidth
System Dependent
249.6 GB/s
Cache
L1 Cache
128 KB per Array
16 KB (per SMX)
L2 Cache
2 MB
1536 KB
L0 Cache
32 KB per WGP
—
Performance
Pixel Rate
70.40 GPixel/s
40.99 GPixel/s
Texture Rate
105.6 GTexel/s
164.0 GTexel/s
FP32 (TFLOPS)
3.379 TFLOPS
3.935 TFLOPS
FP64 (TFLOPS)
211.2 GFLOPS (1:16)
1,311.7 GFLOPS (1:3)
FP16 (TFLOPS)
6.758 TFLOPS (2:1)
—
AI/RT
RT Cores
12
—
Power
TDP
50 W
235 W
TDP (W)
50
235
+370.0%
Suggested PSU
—
550 W
Power Connectors
None
—
Architecture
Architecture
RDNA 2.0
Kepler
GPU Name
Rembrandt+
GK110
Generation
Navi II IGP
(Rembrandt Mobile)
Tesla Kepler
(Kxx)
Process Size
6 nm
28 nm
Transistors
13,100 million
7,080 million
Die Size
208 mm²
561 mm²
Foundry
TSMC
TSMC
Density
63.0M / mm²
12.6M / mm²
API Support
DirectX
12 Ultimate (12_2)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.4
1.2.175
OpenCL
2.0
3.0
CUDA
—
3.5
Shader Model
6.8
6.5 (5.1)
Physical
Slot Width
IGP
Dual-slot
Length
—
267 mm
10.5 inches
Outputs
Portable Device Dependent
No outputs
Bus Interface
PCIe 4.0 x8
PCIe 3.0 x16
Other
Launch Price
—
7,699 USD
Production
Active
End-of-life
Predecessor
Vega II IGP
Tesla Fermi
Successor
Navi III IGP
Tesla Maxwell