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
RADEON
Radeon RX 9070 GRE
CORE STATE
Navi 48
VRAM
12 GB
CLOCK SPEED
2790 MHz
TDP
220 W
BUS WIDTH
192 bit
ARCHITECTURE
RDNA 4.0
PROCESS
4 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
RX 9070 GRE
Core Specs
Shading Units
3,840
3,072
-20.0%
Shaders
3,840
3,072
-20.0%
TMUs
240
192
-20.0%
ROPs
96
96
0.0%
Compute Units
60
48
-20.0%
Clocks
Base Clock
1700 MHz
1420 MHz
Boost Clock
2105 MHz
2790 MHz
Game Clock
1815 MHz
2220 MHz
Memory Clock
2000 MHz
16 Gbps effective
2250 MHz
18 Gbps effective
Memory
Memory Size
16 GB
12 GB
VRAM (MB)
16,384
12,288
-25.0%
Memory Type
GDDR6
GDDR6
Memory Bus
256 bit
192 bit
Bandwidth
512.0 GB/s
432.0 GB/s
Cache
L1 Cache
128 KB per Array
—
L2 Cache
4 MB
8 MB
L3 Cache
128 MB
48 MB
L0 Cache
32 KB per WGP
32 KB per WGP
Performance
Pixel Rate
202.1 GPixel/s
267.8 GPixel/s
Texture Rate
505.2 GTexel/s
535.7 GTexel/s
FP32 (TFLOPS)
16.17 TFLOPS
34.28 TFLOPS
FP64 (TFLOPS)
1,010.4 GFLOPS (1:16)
1,071.4 GFLOPS (1:32)
FP16 (TFLOPS)
32.33 TFLOPS (2:1)
68.57 TFLOPS (2:1)
AI/RT
RT Cores
60
48
-20.0%
Matrix Cores
—
96
Power
TDP
250 W
220 W
TDP (W)
250
220
-12.0%
Suggested PSU
600 W
550 W
Power Connectors
2x 8-pin
2x 8-pin
Architecture
Architecture
RDNA 2.0
RDNA 4.0
GPU Name
Navi 21
Navi 48
Generation
Navi II
(RX 6000)
Navi IV
(RX 9000)
Process Size
7 nm
4 nm
Transistors
26,800 million
53,900 million
Die Size
520 mm²
357 mm²
Foundry
TSMC
TSMC
Density
51.5M / mm²
151.0M / 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
2.2
Shader Model
6.8
6.8
Physical
Slot Width
Dual-slot
Dual-slot
Length
267 mm
10.5 inches
—
Height
120 mm
4.7 inches
—
Outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
1x HDMI 2.1b3x DisplayPort 2.1a
Bus Interface
PCIe 4.0 x16
PCIe 5.0 x16
Other
Launch Price
579 USD
—
Production
End-of-life
Active
Predecessor
Navi
Navi III
Successor
Navi III
—