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 RX Vega M GL
CORE STATE
Polaris 22
VRAM
4 GB
CLOCK SPEED
1011 MHz
TDP
65 W
BUS WIDTH
1024 bit
ARCHITECTURE
GCN 4.0
PROCESS
14 nm
LAUNCH DATE
2018
PERFORMANCE BENCHMARKS
3dmark_3dmark_steel_nomad_dx12
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
680M
RX Vega M GL
Core Specs
Shading Units
768
1,280
+66.7%
Shaders
768
1,280
+66.7%
TMUs
48
80
+66.7%
ROPs
32
32
0.0%
Compute Units
12
20
+66.7%
Clocks
Base Clock
2000 MHz
931 MHz
Boost Clock
2200 MHz
1011 MHz
Memory Clock
System Shared
700 MHz
1400 Mbps effective
Memory
Memory Size
System Shared
4 GB
VRAM (MB)
—
4,096
Memory Type
System Shared
HBM2
Memory Bus
System Shared
1024 bit
Bandwidth
System Dependent
179.2 GB/s
Cache
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
2 MB
1024 KB
L0 Cache
32 KB per WGP
—
Performance
Pixel Rate
70.40 GPixel/s
32.35 GPixel/s
Texture Rate
105.6 GTexel/s
80.88 GTexel/s
FP32 (TFLOPS)
3.379 TFLOPS
2.588 TFLOPS
FP64 (TFLOPS)
211.2 GFLOPS (1:16)
161.8 GFLOPS (1:16)
FP16 (TFLOPS)
6.758 TFLOPS (2:1)
2.588 TFLOPS (1:1)
AI/RT
RT Cores
12
—
Power
TDP
50 W
65 W
TDP (W)
50
65
+30.0%
Power Connectors
None
—
Architecture
Architecture
RDNA 2.0
GCN 4.0
GPU Name
Rembrandt+
Polaris 22
Generation
Navi II IGP
(Rembrandt Mobile)
Vega
(Vega M)
Process Size
6 nm
14 nm
Transistors
13,100 million
5,000 million
Die Size
208 mm²
208 mm²
Foundry
TSMC
GlobalFoundries
Density
63.0M / mm²
24.0M / mm²
API Support
DirectX
12 Ultimate (12_2)
12 (12_0)
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
IGP
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
PCIe 4.0 x8
IGP
Other
Production
Active
End-of-life
Predecessor
Vega II IGP
—
Successor
Navi III IGP
—