GPU Comparison
RADEON
AMD Radeon R9 M290X
CORE STATE
Neptune
VRAM
4 GB
CLOCK SPEED
900 MHz
TDP
100 W
BUS WIDTH
256 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2014
VS
RADEON
Radeon RX 6850M XT
CORE STATE
Navi 22
VRAM
12 GB
CLOCK SPEED
2581 MHz
TDP
165 W
BUS WIDTH
192 bit
ARCHITECTURE
RDNA 2.0
PROCESS
7 nm
LAUNCH DATE
2022
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
3dmark_3dmark_steel_nomad_dx12
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
R9 M290X
RX 6850M XT
Core Specs
Shading Units
1,280
2,560
+100.0%
Shaders
1,280
2,560
+100.0%
TMUs
80
160
+100.0%
ROPs
32
64
+100.0%
Compute Units
20
40
+100.0%
Clocks
Base Clock
850 MHz
2321 MHz
Boost Clock
900 MHz
2581 MHz
Game Clock
—
2463 MHz
Memory Clock
1200 MHz
4.8 Gbps effective
2250 MHz
18 Gbps effective
Memory
Memory Size
4 GB
12 GB
VRAM (MB)
4,096
12,288
+200.0%
Memory Type
GDDR5
GDDR6
Memory Bus
256 bit
192 bit
Bandwidth
153.6 GB/s
432.0 GB/s
Cache
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
512 KB
3 MB
L3 Cache
—
96 MB
L0 Cache
—
32 KB per WGP
Performance
Pixel Rate
28.80 GPixel/s
165.2 GPixel/s
Texture Rate
72.00 GTexel/s
413.0 GTexel/s
FP32 (TFLOPS)
2.304 TFLOPS
13.21 TFLOPS
FP64 (TFLOPS)
144.0 GFLOPS (1:16)
825.9 GFLOPS (1:16)
FP16 (TFLOPS)
—
26.43 TFLOPS (2:1)
AI/RT
RT Cores
—
40
Power
TDP
100 W
165 W
TDP (W)
100
165
+65.0%
Power Connectors
None
None
Architecture
Architecture
GCN 1.0
RDNA 2.0
GPU Name
Neptune
Navi 22
Generation
Gem System
(R9 M200)
Navi Mobile
(RX 6000M)
Process Size
28 nm
7 nm
Transistors
2,800 million
17,200 million
Die Size
212 mm²
335 mm²
Foundry
TSMC
TSMC
Density
13.2M / mm²
51.3M / mm²
API Support
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.4
OpenCL
2.1 (1.2)
2.1
Shader Model
6.5 (5.1)
6.8
Physical
Slot Width
MXM Module
IGP
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
Solar System
Polaris Mobile
Successor
Polaris Mobile
—