GPU Comparison
RADEON
AMD Radeon R6 M255DX
CORE STATE
Jet
VRAM
System Shared
CLOCK SPEED
855 MHz
TDP
—
BUS WIDTH
System Shared
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2014
VS
GEFORCE
RTX A4500
CORE STATE
GA102
VRAM
20 GB
CLOCK SPEED
1650 MHz
TDP
200 W
BUS WIDTH
320 bit
ARCHITECTURE
Ampere
PROCESS
8 nm
LAUNCH DATE
2021
PERFORMANCE BENCHMARKS
geekbench_vulkan
3dmark_3dmark_steel_nomad_dx12
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
R6 M255DX
RTX A4500
Core Specs
Shading Units
320
7,168
+2140.0%
Shaders
320
7,168
+2140.0%
TMUs
20
224
+1020.0%
ROPs
8
96
+1100.0%
Compute Units
5
—
SM Count
—
56
Clocks
Base Clock
780 MHz
1050 MHz
Boost Clock
855 MHz
1650 MHz
Memory Clock
System Shared
2000 MHz
16 Gbps effective
Memory
Memory Size
System Shared
20 GB
VRAM (MB)
—
20,480
Memory Type
System Shared
GDDR6
Memory Bus
System Shared
320 bit
Bandwidth
System Dependent
640.0 GB/s
Cache
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
128 KB
6 MB
Performance
Pixel Rate
6.840 GPixel/s
158.4 GPixel/s
Texture Rate
17.10 GTexel/s
369.6 GTexel/s
FP32 (TFLOPS)
547.2 GFLOPS
23.65 TFLOPS
FP64 (TFLOPS)
34.20 GFLOPS (1:16)
369.6 GFLOPS (1:64)
FP16 (TFLOPS)
—
23.65 TFLOPS (1:1)
AI/RT
RT Cores
—
56
Tensor Cores
—
224
Power
TDP
—
200 W
TDP (W)
—
200
Suggested PSU
—
550 W
Power Connectors
—
1x 8-pin
Architecture
Architecture
GCN 1.0
Ampere
GPU Name
Jet
GA102
Generation
Gem System Hybrid
(Rx M200)
Workstation Ampere
(Ax000)
Process Size
28 nm
8 nm
Transistors
690 million
28,300 million
Die Size
56 mm²
628 mm²
Foundry
TSMC
Samsung
Density
12.3M / mm²
45.1M / 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)
3.0
CUDA
—
8.6
Shader Model
6.5 (5.1)
6.8
Physical
Slot Width
IGP
Dual-slot
Length
—
267 mm
10.5 inches
Height
—
112 mm
4.4 inches
Outputs
Portable Device Dependent
4x DisplayPort 1.4a
Bus Interface
IGP
PCIe 4.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
—
Quadro Turing
Successor
—
Workstation Ada