GPU Comparison
RADEON
AMD 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
VS
GEFORCE
GeForce RTX 5090 Mobile
CORE STATE
GB203
VRAM
24 GB
CLOCK SPEED
1515 MHz
TDP
95 W
BUS WIDTH
256 bit
ARCHITECTURE
Blackwell 2.0
PROCESS
5 nm
LAUNCH DATE
2025
PERFORMANCE BENCHMARKS
3dmark_3dmark_steel_nomad_dx12
geekbench_metal
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
RX 6800
RTX 5090 Mobile
Core Specs
Shading Units
3,840
10,496
+173.3%
Shaders
3,840
10,496
+173.3%
TMUs
240
328
+36.7%
ROPs
96
112
+16.7%
Compute Units
60
—
SM Count
—
82
Clocks
Base Clock
1700 MHz
990 MHz
Boost Clock
2105 MHz
1515 MHz
Game Clock
1815 MHz
—
Memory Clock
2000 MHz
16 Gbps effective
1750 MHz
28 Gbps effective
Memory
Memory Size
16 GB
24 GB
VRAM (MB)
16,384
24,576
+50.0%
Memory Type
GDDR6
GDDR7
Memory Bus
256 bit
256 bit
Bandwidth
512.0 GB/s
896.0 GB/s
Cache
L1 Cache
128 KB per Array
128 KB (per SM)
L2 Cache
4 MB
64 MB
L3 Cache
128 MB
—
L0 Cache
32 KB per WGP
—
Performance
Pixel Rate
202.1 GPixel/s
169.7 GPixel/s
Texture Rate
505.2 GTexel/s
496.9 GTexel/s
FP32 (TFLOPS)
16.17 TFLOPS
31.80 TFLOPS
FP64 (TFLOPS)
1,010.4 GFLOPS (1:16)
496.9 GFLOPS (1:64)
FP16 (TFLOPS)
32.33 TFLOPS (2:1)
31.80 TFLOPS (1:1)
AI/RT
RT Cores
60
82
+36.7%
Tensor Cores
—
328
Power
TDP
250 W
95 W
TDP (W)
250
95
-62.0%
Suggested PSU
600 W
—
Power Connectors
2x 8-pin
None
Architecture
Architecture
RDNA 2.0
Blackwell 2.0
GPU Name
Navi 21
GB203
Generation
Navi II
(RX 6000)
GeForce 50 Mobile
Process Size
7 nm
5 nm
Transistors
26,800 million
45,600 million
Die Size
520 mm²
378 mm²
Foundry
TSMC
TSMC
Density
51.5M / 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
2.1
3.0
CUDA
—
12.0
Shader Model
6.8
6.8
Physical
Slot Width
Dual-slot
IGP
Length
267 mm
10.5 inches
—
Height
120 mm
4.7 inches
—
Outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
Portable Device Dependent
Bus Interface
PCIe 4.0 x16
PCIe 5.0 x16
Other
Launch Price
579 USD
—
Production
End-of-life
Active
Predecessor
Navi
GeForce 40 Mobile
Successor
Navi III
—