GPU Comparison
RADEON
AMD Radeon 780M
CORE STATE
Phoenix
VRAM
System Shared
CLOCK SPEED
2700 MHz
TDP
15 W
BUS WIDTH
System Shared
ARCHITECTURE
RDNA 3.0
PROCESS
4 nm
LAUNCH DATE
2023
VS
RADEON
Radeon RX 6800
CORE STATE
Navi 21
VRAM
16 GB
CLOCK SPEED
2105 MHz
TDP
250 W
BUS WIDTH
256 bit
ARCHITECTURE
RDNA 2.0
PROCESS
7 nm
LAUNCH DATE
2020
PERFORMANCE BENCHMARKS
3dmark_3dmark_steel_nomad_dx12
geekbench_opencl
geekbench_vulkan
geekbench_metal
passmark_directx_10
passmark_directx_11
passmark_directx_12
passmark_directx_9
passmark_g2d
passmark_g3d
passmark_gpu_compute
DETAILED SPECIFICATIONS
SPECIFICATION
780M
RX 6800
Core Specs
Shading Units
768
3,840
+400.0%
Shaders
768
3,840
+400.0%
TMUs
48
240
+400.0%
ROPs
32
96
+200.0%
Compute Units
12
60
+400.0%
Clocks
Base Clock
800 MHz
1700 MHz
Boost Clock
2700 MHz
2105 MHz
Game Clock
—
1815 MHz
Memory Clock
System Shared
2000 MHz
16 Gbps effective
Memory
Memory Size
System Shared
16 GB
VRAM (MB)
—
16,384
Memory Type
System Shared
GDDR6
Memory Bus
System Shared
256 bit
Bandwidth
System Dependent
512.0 GB/s
Cache
L1 Cache
128 KB per Array
128 KB per Array
L2 Cache
2 MB
4 MB
L3 Cache
—
128 MB
L0 Cache
32 KB per WGP
32 KB per WGP
Performance
Pixel Rate
86.40 GPixel/s
202.1 GPixel/s
Texture Rate
129.6 GTexel/s
505.2 GTexel/s
FP32 (TFLOPS)
8.294 TFLOPS
16.17 TFLOPS
FP64 (TFLOPS)
518.4 GFLOPS (1:16)
1,010.4 GFLOPS (1:16)
FP16 (TFLOPS)
16.59 TFLOPS (2:1)
32.33 TFLOPS (2:1)
AI/RT
RT Cores
12
60
+400.0%
Power
TDP
15 W
250 W
TDP (W)
15
250
+1566.7%
Suggested PSU
—
600 W
Power Connectors
None
2x 8-pin
Architecture
Architecture
RDNA 3.0
RDNA 2.0
GPU Name
Phoenix
Navi 21
Generation
Navi III IGP
(Phoenix Mobile)
Navi II
(RX 6000)
Process Size
4 nm
7 nm
Transistors
25,390 million
26,800 million
Die Size
178 mm²
520 mm²
Foundry
TSMC
TSMC
Density
142.6M / mm²
51.5M / mm²
API Support
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.4
1.4
OpenCL
2.1
2.1
Shader Model
6.8
6.8
Physical
Slot Width
IGP
Dual-slot
Length
—
267 mm
10.5 inches
Height
—
120 mm
4.7 inches
Outputs
Portable Device Dependent
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
Bus Interface
PCIe 4.0 x8
PCIe 4.0 x16
Other
Launch Price
—
579 USD
Production
Active
End-of-life
Predecessor
Navi II IGP
Navi
Successor
Navi III IGP
Navi III