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
GeForce GTX 465
CORE STATE
GF100
VRAM
1024 MB
CLOCK SPEED
—
TDP
200 W
BUS WIDTH
256 bit
ARCHITECTURE
Fermi
PROCESS
40 nm
LAUNCH DATE
2010
PERFORMANCE BENCHMARKS
geekbench_vulkan
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
R6 M255DX
GTX 465
Core Specs
Shading Units
320
352
+10.0%
Shaders
320
352
+10.0%
TMUs
20
44
+120.0%
ROPs
8
32
+300.0%
Compute Units
5
—
SM Count
—
11
Clocks
Base Clock
780 MHz
—
Boost Clock
855 MHz
—
GPU Clock
—
608 MHz
Shader Clock
—
1215 MHz
Memory Clock
System Shared
802 MHz
3.2 Gbps effective
Memory
Memory Size
System Shared
1024 MB
VRAM (MB)
—
1,024
Memory Type
System Shared
GDDR5
Memory Bus
System Shared
256 bit
Bandwidth
System Dependent
102.7 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
128 KB
512 KB
Performance
Pixel Rate
6.840 GPixel/s
13.38 GPixel/s
Texture Rate
17.10 GTexel/s
26.75 GTexel/s
FP32 (TFLOPS)
547.2 GFLOPS
855.4 GFLOPS
FP64 (TFLOPS)
34.20 GFLOPS (1:16)
106.9 GFLOPS (1:8)
Power
TDP
—
200 W
TDP (W)
—
200
Suggested PSU
—
550 W
Power Connectors
—
2x 6-pin
Architecture
Architecture
GCN 1.0
Fermi
GPU Name
Jet
GF100
Generation
Gem System Hybrid
(Rx M200)
GeForce 400
Process Size
28 nm
40 nm
Transistors
690 million
3,100 million
Die Size
56 mm²
529 mm²
Foundry
TSMC
TSMC
Density
12.3M / mm²
5.9M / mm²
API Support
DirectX
12 (11_1)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.2.170
—
OpenCL
2.1 (1.2)
1.1
CUDA
—
2.0
Shader Model
6.5 (5.1)
5.1
Physical
Slot Width
IGP
Dual-slot
Length
—
241 mm
9.5 inches
Outputs
Portable Device Dependent
2x DVI1x mini-HDMI 1.3a
Bus Interface
IGP
PCIe 2.0 x16
Other
Launch Price
—
279 USD
Production
End-of-life
End-of-life
Predecessor
—
GeForce 200
Successor
—
GeForce 500