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
GeForce RTX 5080 Mobile
CORE STATE
GB203
VRAM
16 GB
CLOCK SPEED
1500 MHz
TDP
80 W
BUS WIDTH
256 bit
ARCHITECTURE
Blackwell 2.0
PROCESS
5 nm
LAUNCH DATE
2025
PERFORMANCE BENCHMARKS
3dmark_3dmark_steel_nomad_dx12
geekbench_opencl
geekbench_vulkan
passmark_directx_10
passmark_directx_11
passmark_directx_12
passmark_directx_9
passmark_g2d
passmark_g3d
passmark_gpu_compute
DETAILED SPECIFICATIONS
SPECIFICATION
680M
RTX 5080 Mobile
Core Specs
Shading Units
768
7,680
+900.0%
Shaders
768
7,680
+900.0%
TMUs
48
240
+400.0%
ROPs
32
96
+200.0%
Compute Units
12
—
SM Count
—
60
Clocks
Base Clock
2000 MHz
975 MHz
Boost Clock
2200 MHz
1500 MHz
Memory Clock
System Shared
1750 MHz
28 Gbps effective
Memory
Memory Size
System Shared
16 GB
VRAM (MB)
—
16,384
Memory Type
System Shared
GDDR7
Memory Bus
System Shared
256 bit
Bandwidth
System Dependent
896.0 GB/s
Cache
L1 Cache
128 KB per Array
128 KB (per SM)
L2 Cache
2 MB
64 MB
L0 Cache
32 KB per WGP
—
Performance
Pixel Rate
70.40 GPixel/s
144.0 GPixel/s
Texture Rate
105.6 GTexel/s
360.0 GTexel/s
FP32 (TFLOPS)
3.379 TFLOPS
23.04 TFLOPS
FP64 (TFLOPS)
211.2 GFLOPS (1:16)
360.0 GFLOPS (1:64)
FP16 (TFLOPS)
6.758 TFLOPS (2:1)
23.04 TFLOPS (1:1)
AI/RT
RT Cores
12
60
+400.0%
Tensor Cores
—
240
Power
TDP
50 W
80 W
TDP (W)
50
80
+60.0%
Power Connectors
None
None
Architecture
Architecture
RDNA 2.0
Blackwell 2.0
GPU Name
Rembrandt+
GB203
Generation
Navi II IGP
(Rembrandt Mobile)
GeForce 50 Mobile
Process Size
6 nm
5 nm
Transistors
13,100 million
45,600 million
Die Size
208 mm²
378 mm²
Foundry
TSMC
TSMC
Density
63.0M / mm²
120.6M / 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
3.0
CUDA
—
12.0
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 5.0 x16
Other
Production
Active
Active
Predecessor
Vega II IGP
GeForce 40 Mobile
Successor
Navi III IGP
—