How Much Should I Sell PC For?

So I had a guy build me a pc and I'm just not using it as much as I should for dropping about $1000.

Here's some specs, tell me if i should post other stuff.

OS Name Microsoft Windows 10 Pro
Version 10.0.10586 Build 10586
Other OS Description Not Available
OS Manufacturer Microsoft Corporation
System Name TEDDY-PC
System Manufacturer Gigabyte Technology Co., Ltd.
System Model Z97-HD3
System Type x64-based PC
System SKU To be filled by O.E.M.
Processor Intel(R) Core(TM) i7-4790 CPU @ 3.60GHz, 3601 Mhz, 4 Core(s), 8 Logical Processor(s)
BIOS Version/Date American Megatrends Inc. F8, 4/20/2015
SMBIOS Version 2.7
Embedded Controller Version 255.255
BIOS Mode Legacy
BaseBoard Manufacturer Gigabyte Technology Co., Ltd.
BaseBoard Model Not Available
BaseBoard Name Base Board
Platform Role Desktop
Secure Boot State Unsupported
PCR7 Configuration Binding Not Possible
Windows Directory C:\WINDOWS
System Directory C:\WINDOWS\system32
Boot Device \Device\HarddiskVolume2
Locale United States
Hardware Abstraction Layer Version = "10.0.10586.0"
User Name Teddy-PC\Teddy
Time Zone Eastern Daylight Time
Installed Physical Memory (RAM) 16.0 GB
Total Physical Memory 15.9 GB
Available Physical Memory 12.3 GB
Total Virtual Memory 31.9 GB
Available Virtual Memory 27.7 GB
Page File Space 16.0 GB
Page File D:\pagefile.sys
Hyper-V - VM Monitor Mode Extensions Yes
Hyper-V - Second Level Address Translation Extensions Yes
Hyper-V - Virtualization Enabled in Firmware Yes
Hyper-V - Data Execution Protection Yes

Name AMD Radeon (TM) R9 380 Series
PNP Device ID PCI\VEN_1002&DEV_6939&SUBSYS_22B61458&REV_F1\4&1286464&0&0008
Adapter Type AMD Radeon Graphics Processor (0x6939), Advanced Micro Devices, Inc. compatible
Adapter Description AMD Radeon (TM) R9 380 Series
Adapter RAM (2,147,483,648) bytes
Installed Drivers aticfx64.dll,aticfx64.dll,aticfx64.dll,amdxc64.dll,aticfx32,aticfx32,aticfx32,amdxc32,atiumd64.dll,atidxx64.dll,atidxx64.dll,atiumdag,atidxx32,atidxx32,atiumdva,atiumd6a.cap,atitmm64.dll
Driver Version 15.300.1025.1001
INF File oem16.inf (ati2mtag_Tonga section)
Color Planes Not Available
Color Table Entries Not Available
Resolution Not Available
Bits/Pixel Not Available
Memory Address 0xE0000000-0xEFFFFFFF
Memory Address 0xF0000000-0xF01FFFFF
I/O Port 0x0000E000-0x0000E0FF
Memory Address 0xF7D00000-0xF7D3FFFF
IRQ Channel IRQ 4294967293
I/O Port 0x000003B0-0x000003BB
I/O Port 0x000003C0-0x000003DF
Memory Address 0xA0000-0xBFFFF
Driver c:\windows\system32\drivers\atikmpag.sys (8.14.1.6489, 664.02 KB (679,952 bytes), 12/16/2015 7:07 PM)

Name Intel(R) HD Graphics 4600
PNP Device ID PCI\VEN_8086&DEV_0412&SUBSYS_D0001458&REV_06\3&11583659&0&10
Adapter Type Intel(R) HD Graphics Family, Intel Corporation compatible
Adapter Description Intel(R) HD Graphics 4600
Adapter RAM 1.00 GB (1,073,741,824 bytes)
Installed Drivers igdumdim64.dll,igd10iumd64.dll,igd10iumd64.dll,igd12umd64.dll,igdumdim32,igd10iumd32,igd10iumd32,igd12umd32
Driver Version 20.19.15.4331
INF File oem12.inf (iHSWD_w10 section)
Color Planes Not Available
Color Table Entries 4294967296
Resolution 1920 x 1080 x 60 hertz
Bits/Pixel 32
Memory Address 0xF7800000-0xF7BFFFFF
Memory Address 0xD0000000-0xDFFFFFFF
I/O Port 0x0000FFC0-0x0000FFFF
IRQ Channel IRQ 4294967292
Driver c:\windows\system32\drivers\igdkmd64.sys (20.19.15.4331, 7.49 MB (7,858,088 bytes), 12/19/2015 12:08 AM)

And has cd drive and intercooler lol.

Sorry for not being able to just list my important stats, to new at this.