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
Quadro4 750 XGL
CORE STATE
NV25
VRAM
128 MB
CLOCK SPEED
—
TDP
—
BUS WIDTH
128 bit
ARCHITECTURE
Kelvin
PROCESS
150 nm
LAUNCH DATE
2002
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
Quadro4 750 XGL
Core Specs
Shading Units
5,120
—
Shaders
5,120
—
TMUs
320
8
-97.5%
ROPs
128
8
-93.8%
Compute Units
80
—
Clocks
Base Clock
1825 MHz
—
Boost Clock
2250 MHz
—
GPU Clock
—
275 MHz
Game Clock
2015 MHz
—
Memory Clock
2000 MHz
16 Gbps effective
225 MHz
450 Mbps effective
Memory
Memory Size
16 GB
128 MB
VRAM (MB)
16,384
128
-99.2%
Memory Type
GDDR6
DDR
Memory Bus
256 bit
128 bit
Bandwidth
512.0 GB/s
7.200 GB/s
Cache
L1 Cache
128 KB per Array
—
L2 Cache
4 MB
—
L3 Cache
128 MB
—
L0 Cache
32 KB per WGP
—
Performance
Pixel Rate
288.0 GPixel/s
2.200 GPixel/s
Texture Rate
720.0 GTexel/s
2.200 GTexel/s
FP32 (TFLOPS)
23.04 TFLOPS
—
FP64 (TFLOPS)
1,440.0 GFLOPS (1:16)
—
FP16 (TFLOPS)
46.08 TFLOPS (2:1)
—
AI/RT
RT Cores
80
—
Power
TDP
300 W
—
TDP (W)
300
—
Suggested PSU
700 W
200 W
Power Connectors
2x 8-pin
None
Architecture
Architecture
RDNA 2.0
Kelvin
GPU Name
Navi 21
NV25
Generation
Navi II
(RX 6000)
Quadro4 Celcius
(x50)
Process Size
7 nm
150 nm
Transistors
26,800 million
63 million
Die Size
520 mm²
142 mm²
Foundry
TSMC
TSMC
Density
51.5M / mm²
443.7K / mm²
API Support
DirectX
12 Ultimate (12_2)
8.1
OpenGL
4.6
1.5
Vulkan
1.4
—
OpenCL
2.1
—
Shader Model
6.8
—
Physical
Slot Width
Triple-slot
Single-slot
Length
267 mm
10.5 inches
—
Height
120 mm
4.7 inches
—
Outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
2x DVI1x S-Video
Bus Interface
PCIe 4.0 x16
AGP 4x
Other
Launch Price
999 USD
—
Production
End-of-life
End-of-life
Predecessor
Navi
Quadro2 Celcius
Successor
Navi III
Quadro FX Rankine