GPU Comparison
RADEON
AMD Radeon RX 6900 XT
CORE STATE
Navi 21
VRAM
16 GB
CLOCK SPEED
2250 MHz
TDP
300 W
BUS WIDTH
256 bit
ARCHITECTURE
RDNA 2.0
PROCESS
7 nm
LAUNCH DATE
2020
VS
GEFORCE
GRID M60-8Q
CORE STATE
GM204
VRAM
8 GB
CLOCK SPEED
1178 MHz
TDP
225 W
BUS WIDTH
256 bit
ARCHITECTURE
Maxwell 2.0
PROCESS
28 nm
LAUNCH DATE
2015
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 6900 XT
GRID M60-8Q
Core Specs
Shading Units
5,120
2,048
-60.0%
Shaders
5,120
2,048
-60.0%
TMUs
320
128
-60.0%
ROPs
128
64
-50.0%
Compute Units
80
—
Clocks
Base Clock
1825 MHz
557 MHz
Boost Clock
2250 MHz
1178 MHz
Game Clock
2015 MHz
—
Memory Clock
2000 MHz
16 Gbps effective
1253 MHz
5 Gbps effective
Memory
Memory Size
16 GB
8 GB
VRAM (MB)
16,384
8,192
-50.0%
Memory Type
GDDR6
GDDR5
Memory Bus
256 bit
256 bit
Bandwidth
512.0 GB/s
160.4 GB/s
Cache
L1 Cache
128 KB per Array
48 KB (per SMM)
L2 Cache
4 MB
2 MB
L3 Cache
128 MB
—
L0 Cache
32 KB per WGP
—
Performance
Pixel Rate
288.0 GPixel/s
75.39 GPixel/s
Texture Rate
720.0 GTexel/s
150.8 GTexel/s
FP32 (TFLOPS)
23.04 TFLOPS
4.825 TFLOPS
FP64 (TFLOPS)
1,440.0 GFLOPS (1:16)
150.8 GFLOPS (1:32)
FP16 (TFLOPS)
46.08 TFLOPS (2:1)
—
AI/RT
RT Cores
80
—
Power
TDP
300 W
225 W
TDP (W)
300
225
-25.0%
Suggested PSU
700 W
550 W
Power Connectors
2x 8-pin
1x 8-pin
Architecture
Architecture
RDNA 2.0
Maxwell 2.0
GPU Name
Navi 21
GM204
Generation
Navi II
(RX 6000)
GRID
(Mx)
Process Size
7 nm
28 nm
Transistors
26,800 million
5,200 million
Die Size
520 mm²
398 mm²
Foundry
TSMC
TSMC
Density
51.5M / mm²
13.1M / mm²
API Support
DirectX
12 Ultimate (12_2)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.4
1.4
OpenCL
2.1
3.0
CUDA
—
5.2
Shader Model
6.8
6.8
Physical
Slot Width
Triple-slot
Dual-slot
Length
267 mm
10.5 inches
267 mm
10.5 inches
Height
120 mm
4.7 inches
—
Outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
No outputs
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Other
Launch Price
999 USD
—
Production
End-of-life
End-of-life
Predecessor
Navi
—
Successor
Navi III
—