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
RADEON
Radeon VII
CORE STATE
Vega 20
VRAM
16 GB
CLOCK SPEED
1750 MHz
TDP
295 W
BUS WIDTH
4096 bit
ARCHITECTURE
GCN 5.1
PROCESS
7 nm
LAUNCH DATE
2019
PERFORMANCE BENCHMARKS
3dmark_3dmark_steel_nomad_dx12
geekbench_opencl
geekbench_vulkan
geekbench_metal
DETAILED SPECIFICATIONS
SPECIFICATION
680M
VII
Core Specs
Shading Units
768
3,840
+400.0%
Shaders
768
3,840
+400.0%
TMUs
48
240
+400.0%
ROPs
32
64
+100.0%
Compute Units
12
60
+400.0%
Clocks
Base Clock
2000 MHz
1400 MHz
Boost Clock
2200 MHz
1750 MHz
Memory Clock
System Shared
1000 MHz
2 Gbps effective
Memory
Memory Size
System Shared
16 GB
VRAM (MB)
—
16,384
Memory Type
System Shared
HBM2
Memory Bus
System Shared
4096 bit
Bandwidth
System Dependent
1.02 TB/s
Cache
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
2 MB
4 MB
L0 Cache
32 KB per WGP
—
Performance
Pixel Rate
70.40 GPixel/s
112.0 GPixel/s
Texture Rate
105.6 GTexel/s
420.0 GTexel/s
FP32 (TFLOPS)
3.379 TFLOPS
13.44 TFLOPS
FP64 (TFLOPS)
211.2 GFLOPS (1:16)
3.360 TFLOPS (1:4)
FP16 (TFLOPS)
6.758 TFLOPS (2:1)
26.88 TFLOPS (2:1)
AI/RT
RT Cores
12
—
Power
TDP
50 W
295 W
TDP (W)
50
295
+490.0%
Suggested PSU
—
600 W
Power Connectors
None
2x 8-pin
Architecture
Architecture
RDNA 2.0
GCN 5.1
GPU Name
Rembrandt+
Vega 20
Generation
Navi II IGP
(Rembrandt Mobile)
Vega II
(Radeon VII)
Process Size
6 nm
7 nm
Transistors
13,100 million
13,230 million
Die Size
208 mm²
331 mm²
Foundry
TSMC
TSMC
Density
63.0M / mm²
40.0M / mm²
API Support
DirectX
12 Ultimate (12_2)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.4
1.3
OpenCL
2.0
2.1
Shader Model
6.8
6.7
Physical
Slot Width
IGP
Dual-slot
Length
—
280 mm
11 inches
Height
—
125 mm
4.9 inches
Outputs
Portable Device Dependent
1x HDMI 2.0b3x DisplayPort 1.4a
Bus Interface
PCIe 4.0 x8
PCIe 3.0 x16
Other
Launch Price
—
699 USD
Production
Active
End-of-life
Predecessor
Vega II IGP
Vega
Successor
Navi III IGP
Navi