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 740M
CORE STATE
Hawk Point
VRAM
System Shared
CLOCK SPEED
2800 MHz
TDP
15 W
BUS WIDTH
System Shared
ARCHITECTURE
RDNA 3.0
PROCESS
4 nm
LAUNCH DATE
2023
PERFORMANCE BENCHMARKS
3dmark_3dmark_steel_nomad_dx12
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
680M
740M
Core Specs
Shading Units
768
256
-66.7%
Shaders
768
256
-66.7%
TMUs
48
16
-66.7%
ROPs
32
8
-75.0%
Compute Units
12
4
-66.7%
Clocks
Base Clock
2000 MHz
800 MHz
Boost Clock
2200 MHz
2800 MHz
Memory Clock
System Shared
System Shared
Memory
Memory Size
System Shared
System Shared
Memory Type
System Shared
System Shared
Memory Bus
System Shared
System Shared
Bandwidth
System Dependent
System Dependent
Cache
L1 Cache
128 KB per Array
128 KB per Array
L2 Cache
2 MB
2 MB
L0 Cache
32 KB per WGP
32 KB per WGP
Performance
Pixel Rate
70.40 GPixel/s
22.40 GPixel/s
Texture Rate
105.6 GTexel/s
44.80 GTexel/s
FP32 (TFLOPS)
3.379 TFLOPS
2.867 TFLOPS
FP64 (TFLOPS)
211.2 GFLOPS (1:16)
179.2 GFLOPS (1:16)
FP16 (TFLOPS)
6.758 TFLOPS (2:1)
5.734 TFLOPS (2:1)
AI/RT
RT Cores
12
4
-66.7%
Power
TDP
50 W
15 W
TDP (W)
50
15
-70.0%
Power Connectors
None
None
Architecture
Architecture
RDNA 2.0
RDNA 3.0
GPU Name
Rembrandt+
Hawk Point
Generation
Navi II IGP
(Rembrandt Mobile)
Navi III IGP
(Hawx Point Mobile)
Process Size
6 nm
4 nm
Transistors
13,100 million
25,390 million
Die Size
208 mm²
178 mm²
Foundry
TSMC
TSMC
Density
63.0M / mm²
142.6M / mm²
API Support
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.4
1.4
OpenCL
2.0
2.1
Shader Model
6.8
6.8
Physical
Slot Width
IGP
IGP
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
PCIe 4.0 x8
PCIe 4.0 x8
Other
Production
Active
Active
Predecessor
Vega II IGP
Navi II IGP
Successor
Navi III IGP
Navi III IGP